Chemistry concepts and calculations

3460:209 PROGRAMMING PROJECT 2: GETTYSBURG DICE In C++, not java** chapter1: int

3460:209 PROGRAMMING PROJECT 2: GETTYSBURG DICE In C++, not java** chapter1: introduction to computer and programming. chapter2: introduction to C++ chapter3: expression and inter…

3460:209 PROGRAMMING PROJECT 2: GETTYSBURG DICE chapter1: introduction to comput

3460:209 PROGRAMMING PROJECT 2: GETTYSBURG DICE chapter1: introduction to computer and programming. chapter2: introduction to C++ chapter3: expression and interactivity chapter4: …

35 (a) Consider the first ionization of aluminum (Al), the minimum energy requir

35 (a) Consider the first ionization of aluminum (Al), the minimum energy required to ionize one mole of gaseous aluminum atom to its gaseous cation was found to be 577 kJ mol (i)…

35 Answer the following questions based on EQUL 397 (a) A certain colorless solu

35 Answer the following questions based on EQUL 397 (a) A certain colorless solution has a pH of 10 If we add phenolphthalain indicator to this solution, whar wll be the color of …

35 Java select questions: 1.Every class is either directly or indirectly derived

35 Java select questions: 1.Every class is either directly or indirectly derived from the Object class. A.true B.false 2.A collection suitable for use in an application with multi…

35 List the compounds in decreasing boiling point order. CH3 CH2CH3 CH3CN A) CH3

35 List the compounds in decreasing boiling point order. CH3 CH2CH3 CH3CN A) CH3 CH2CH3 B) Ar CH3CH2CH3 CH3CN CH3CN Ar C) CH3CH CH3 Ar CH3CN D) CH3CN CH3CH2CH3 Ar 36) In liquid pr…

35 grams of egg whites, 31 grams of sugar and 19 grams of flour in an angel food

35 grams of egg whites, 31 grams of sugar and 19 grams of flour in an angel food cake with a total mass of 85 grams. Calculate the percentage of protein, carbohydrate and fat in y…

35 grams of egg whites, 31 grams of sugar and 19 grams of flour in an angel food

35 grams of egg whites, 31 grams of sugar and 19 grams of flour in an angel food cake with a total mass of 85 grams. Calculate the percentage of protein, carbohydrate and fat in y…

35% Sun 8:02 PM Joselyn DeWitt a E Chrome File Edit View History Bookmarks Peopl

35% Sun 8:02 PM Joselyn DeWitt a E Chrome File Edit View History Bookmarks People Window Help Josan. Pace University Bb 1scussior Boar ning.com, 2400768 N Netflix Bb Blackboard ap…

35) 35) Identify the orbital. E) d orbital A) Py orbitalB) dxy orbital Px orbita

35) 35) Identify the orbital. E) d orbital A) Py orbitalB) dxy orbital Px orbital 36) Express the equilibrium constant for the following reaction. 36) [NaNO321Pbl2l [Pb(NO3)2lNal2…

35) A nucleotide is a three subunit molecule consisting of a phosphate group res

35) A nucleotide is a three subunit molecule consisting of a phosphate group residue, a nitrogen containing heterocyclic base residue, and a hexose sugar residue. a) True b) False…

35) How much calcium is contained in 35.0 g of calcium fluoride? 35) A) 15.0 g B

35) How much calcium is contained in 35.0 g of calcium fluoride? 35) A) 15.0 g B) 7.70g C) 18.0g D) 1.990 36) Read the water level with the correct number of significant figures. …

35. A student docs 4 experiments to determine an unknown density. His results ar

35. A student docs 4 experiments to determine an unknown density. His results are: 0.333 g/cc, 0.334 g/cc, 0.332 g/cc and 0.333 g/cc. The correct value is 0.765 g/cc. The student'…

35. Balance the following equation and list the coefficients in order from left

35. Balance the following equation and list the coefficients in order from left to right D) 2,6, 2, 8 E) 1,2,14 36. A tentative explanation for a set of observations that can be t…

35. Balance the following equation and list the coefficients in order from left

35. Balance the following equation and list the coefficients in order from left to right D) 2,6, 2, 8 E) 1,2,14 36. A tentative explanation for a set of observations that can be t…

35. How many moles of gas are in a gas sample occupying 1.63 L at 687 mmHg and 2

35. How many moles of gas are in a gas sample occupying 1.63 L at 687 mmHg and 293 K? A) 16.3 mol B) 46.6 mol C) 0.0613 mol D) 0.00503 mol E) 3.82 mol 38. What volume of ammonia g…

35. O2- is smaller than S2-. Atomic number of O = 8 Atomic number of S = 16 In c

35. O2- is smaller than S2-. Atomic number of O = 8 Atomic number of S = 16 In case of sulfur an extra shell is added. Na+ is smaller than Na Na+ has 1 electron less than Na but b…

35. The reaction of ammonia, NHs, and boron tri tnifluoride, as an acid-base rea

35. The reaction of ammonia, NHs, and boron tri tnifluoride, as an acid-base reaction according BFs, can be classified to the acid/base definition of Lewis. Which statement best d…

35. Types of Fouling that can occur in heat exchangers: A. Micro-fouling B. Macr

35. Types of Fouling that can occur in heat exchangers: A. Micro-fouling B. Macro-fouling C. Pseudo-Fouling D. A and B 36. In Evaporative Cooling loops we should consider the Part…

35. What is the consequence of heating the following equilibrium system to a hig

35. What is the consequence of heating the following equilibrium system to a higher temperature? 2NH3 (g) N2 (g) + 3 H2 (g)            H° = +92.4 kJ/mol A. The concentration of N2…

35. Which metal ion will not be soluble in excess NH,? A. Ag B. Cu C. Co D. Pb 3

35. Which metal ion will not be soluble in excess NH,? A. Ag B. Cu C. Co D. Pb 36. A well near the beach is suspected to be contaminated with chloride ions from sea water oride is…

35.)If mercury (density=13.6 g/cm^3) at a height of 745 mm Hg in a mercury barom

35.)If mercury (density=13.6 g/cm^3) at a height of 745 mm Hg in a mercury barometer is replaced with water (density=1.00 g/cm^3) under the same conditions the height of water wil…

35.0 L of helium gas with pressure 48.0 atm is added to 100.0 L tank containing

35.0 L of helium gas with pressure 48.0 atm is added to 100.0 L tank containing gas at a pressure of 57.0 atm Calculate the partial pressure of helium in the 100.0L tank Calculate…

35.38 The activation energy for a reaction is 50. J mol^-1. Determine the effect

35.38 The activation energy for a reaction is 50. J mol^-1. Determine the effect on the rate constant for this reaction with a change in temperature from 273 K to 298 K. The rate …

350 000 300 000 Thermodynamics.Processes-PV-Diagrams.MS.KC.4: An ideal monatomic

350 000 300 000 Thermodynamics.Processes-PV-Diagrams.MS.KC.4: An ideal monatomic gas a 250 000- goes through the processes A to B, then B to C, and finally C to D 200 000 describe…

350Sv= additional radiation exposure would be expected for a person living near

350Sv= additional radiation exposure would be expected for a person living near the power plant. .002mSv= additional radiation exposure would be expected for someone living at a c…

35Cl and 37Cl are two isotopes of chlorine. a) what is the numbers of protons. n

35Cl and 37Cl are two isotopes of chlorine. a) what is the numbers of protons. neutrons, and electrons in 35Cl if the atom is electrically neutral? b) what is the numbers of proto…

36% connect.ubc.ca O 28.3 24.9 24.3 O26.4 QUESTION 6 1 points Save Ans soInH for

36% connect.ubc.ca O 28.3 24.9 24.3 O26.4 QUESTION 6 1 points Save Ans soInH for solid potassium perchlorate (KC04) is +51.04 k3mol-1, when Ka04 is dissolved in water: O The solut…

36% connect.ubc.ca O 28.3 24.9 24.3 O26.4 QUESTION 6 1 points Save Ans soInH for

36% connect.ubc.ca O 28.3 24.9 24.3 O26.4 QUESTION 6 1 points Save Ans soInH for solid potassium perchlorate (KC04) is +51.04 k3mol-1, when Ka04 is dissolved in water: O The solut…

36) Electricity is produced from nuclear reactions by: a. accelerating electrons

36) Electricity is produced from nuclear reactions by: a. accelerating electrons with rapidly moving particles from the nuclear reaction. b. The fuel used in the reactor is conver…

36) Read the water level with the correct number of significant figures 36) A) 5

36) Read the water level with the correct number of significant figures 36) A) 5.32 mL B) 5.3 mL C) 5.3200 mL D) 5.320 mL E) 5 mL 37) Two or more substances in variable proportion…

36) The minimum collision energy needed for a reaction to happen is called A. th

36) The minimum collision energy needed for a reaction to happen is called A. the transition state. B. the Gibbs free energy. C the activation energy. D. the enthalpy change. 37) …

36) Which of the following statements concerning evaporation is incorrecr above-

36) Which of the following statements concerning evaporation is incorrecr above-average-energy molecules are those which escape from the liquid b. increasing the surface area of t…

36. A student mixes 10.0 g of KCIOs with 45.0 of H20 and stirs it for a long tim

36. A student mixes 10.0 g of KCIOs with 45.0 of H20 and stirs it for a long time at 60°C until the solution is completely clear then allows it to cool slowly to 20°C where it rem…

36. A volume of 10.00 nitrate has a mass of 13.6 g. When the solvent was evapora

36. A volume of 10.00 nitrate has a mass of 13.6 g. When the solvent was evaporated, the residual solid had a mass of 4.54 g. Calculate the concentration of thesolution in %(m/m) …

36. For each of the following programs that involve casting and Autoboxing, pred

36. For each of the following programs that involve casting and Autoboxing, predict the result of compiling and running the program. Potential answers include “there is a syntax e…

36. Given the following half-lives, which of the isotopes is the most stable? A)

36. Given the following half-lives, which of the isotopes is the most stable? A) 56 s B) 72 s C) 0.92 min D) 0.015 hr 37. A) 10.0 g B) 2.5 g C) 6.67 g D) 5.0 g 38. Isotopes have _…

36. Predict the charge that the ion formed from fluorine woul 1- B) 2+ E) 2- d.

36. Predict the charge that the ion formed from fluorine woul 1- B) 2+ E) 2- d. +1 0 37. What is the charge on the iron ion in FeCl,? -3 +3 a. 38. Which element forms ionic compou…

36. Predict the charge that the ion formed from fluorine woul 1- B) 2+ E) 2- d.

36. Predict the charge that the ion formed from fluorine woul 1- B) 2+ E) 2- d. +1 0 37. What is the charge on the iron ion in FeCl,? -3 +3 a. 38. Which element forms ionic compou…

36. Propane (CHs) is a main component of liquefied petroleum gas (LPG). Assume s

36. Propane (CHs) is a main component of liquefied petroleum gas (LPG). Assume standard atmosphere condition, what is the vapor density of the LPG when it is released from a LPG t…

36. What is the hybridization of the atoms designated in the H molecule shown? (

36. What is the hybridization of the atoms designated in the H molecule shown? (0 (A) C(U) is sp; 0(2) is sp (B) C(I) is sp':0(2) is sp (C) q1) is 0(2) is sp, (D) q1) is sp":0(2) …

36. What is the significance of mantle xenoliths? A. They tell us about the comp

36. What is the significance of mantle xenoliths? A. They tell us about the composition of the Earth’s core B. They tell us about the composition of the Earth’s crust C. They tell…

36. Which of these reactions IS a reduction-oxidation reaction? HCl(aq) + H 2 O(

36. Which of these reactions IS a reduction-oxidation reaction? HCl(aq)           +          H2O(l)             à H3O+(aq)    +          Cl-(aq) 2 Na (s)           +          2 H2…

37 Experiment Qual: Common Anions Calcium ion and carbonate ion coma ne to form

37 Experiment Qual: Common Anions Calcium ion and carbonate ion coma ne to form a calcium carbonate precipitate, a preliminary test for the presence of carbonate ion in a solution…

37 The schematic below shows how individual molecules of a soap surround and dis

37 The schematic below shows how individual molecules of a soap surround and dissol ve grease, so that it can be washed away using wat er The soap molecules actually form a three …

37 What A) London does contain? dispersion Hao C) Dipole-dipole hydrogen bonding

37 What A) London does contain? dispersion Hao C) Dipole-dipole hydrogen bonding D) E) London dispersion, hydrogen bonding 38) According to Avogadros Law, the volume of a gas will…

37) Metals whose standard reduction potentials that are more positive than that

37) Metals whose standard reduction potentials that are more positive than that of oxygen reacting with protons and electrons to afford water (1.23 V) are? prone to rapidly oxidiz…

37) Metals whose standard reduction potentials that are more positive than that

37) Metals whose standard reduction potentials that are more positive than that of oxygen reacting with protons and electrons to afford water (1.23 V) are? a) prone to rapidly oxi…

37) The volume of a sample of gas (2.49 g) was 752 mL at 1.98 atm and 62 °C. The

37) The volume of a sample of gas (2.49 g) was 752 mL at 1.98 atm and 62 °C. The gas is A) NO2 B) SO2 C) Ne E) NH3 38) The density ofis 0.900 g/L at STP A) N2 B) Ne C) NO D) CH4 E…

37, Viscosiry isa measure of substance\'s changes in its surface area intermolec

37, Viscosiry isa measure of substance's changes in its surface area intermolecular forces are in effect ion dipole surface tension 38. When an ion is dissolved. in which of the f…