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How many molecules of carbon dioxide are produced when 1 x 1024 molecules of oct

                                        How many molecules of carbon dioxide are produced when 1 x 1024 molecules of octane are combusted (use your previously                     …

How many molecules of water are needed to completely hydrolyze a polymer that is

How many molecules of water are needed to completely hydrolyze a polymer that is 11 monomers long? A) 12 B) 11 C) 10 D) 9 E) 8 The molecular formula for glucose is C_6H_12O_6. Wha…

How many moles (of molecules or formula units) are in each sample? Part A 36.02

How many moles (of molecules or formula units) are in each sample? Part A 36.02 g CF2Cl2 Express your answer to four significant figures and include the appropriate units. IA ncF,…

How many moles (of molecules or formula units) are in each sample? Part A 71.80g

How many moles (of molecules or formula units) are in each sample? Part A 71.80g CF2Cl2 Express your answer to four significant figures and include the appropriate units. ANSWER: …

How many moles and liters of gas would be produced by reacting77.5 g of NaHCO 3

How many moles and liters of gas would be produced by reacting77.5 g of NaHCO3 with excess vinegar? Assume thereaction releases all the gas and that the reaction takes place at22 …

How many moles and numbers of ions of each type are present in thefollowing aque

How many moles and numbers of ions of each type are present in thefollowing aqueous solutions? (a) 4.0 mL of 1.10 M magnesium chloride moles of ions number of ions Mg2+ mol ions C…

How many moles are contained in each number of grams fructose (C6H12O6, molar ma

How many moles are contained in each number of grams fructose (C6H12O6, molar mass 180.2g/mol), a carbohydrate that is about twice as sweet as table sugar? “Lite” food products us…

How many moles are in 8 5 mL of acetic anhydride density of 1 082? use the molec

How many moles are in 8 5 mL of acetic anhydride density of 1 082? use the molecular weights that you have already calculated Give two significant figures What is the molecular fo…

How many moles are in 8.73 times 10^25 atoms of boron, B? a) 3.84 times 10^27 mo

How many moles are in 8.73 times 10^25 atoms of boron, B? a) 3.84 times 10^27 moles b) 5.04 times 10^-25 moles c) 1.45 moles d) 6.90 times 10^-3 moles e) 145 moles Which of these …

How many moles are in 9.7 g of salicylic acid? Use the molecular weights that yo

How many moles are in 9.7 g of salicylic acid? Use the molecular weights that you have already calculated. Give two significant figures. Question 1 Answer saved Marked out of 1.00…

How many moles are in a gas sample occupying 0.5000L at 170 mm Hg and 25 degree

How many moles are in a gas sample occupying 0.5000L at 170 mm Hg and 25 degree C? a 0.00458 b. 0.00500 c. 2.18 d. 3.85 At standard conditions it was found that 2.24L of gas weigh…

How many moles of (NH_4)_2S are there in 75 g of (NH_4)_2S? A) 1.10 B) 1.56 C) 1

How many moles of (NH_4)_2S are there in 75 g of (NH_4)_2S? A) 1.10 B) 1.56 C) 1.04 D) 1.50 Which is NOT a characteristic of acids? A) react with active metals to form H_2 gas B) …

How many moles of CF_4 are there in 171 g of CF_4? 0.51 mol 1.94 mol 4.07 mol 88

How many moles of CF_4 are there in 171 g of CF_4? 0.51 mol 1.94 mol 4.07 mol 88.0 mol 171 mol What mass of K_2CO_3 is needed to prepare 200. mL of a solution having a potassium i…

How many moles of Cl are present in each of the follow molar quantities? 1. 0.50

How many moles of Cl are present in each of the follow molar quantities? 1. 0.50 moles of POCl3 2. 1.40 moles CCl4 Determine the grams of sulfur present in each of the following a…

How many moles of Fe(OH)2 will dissolve in 1.0 liter of water buffered at ph= 10

How many moles of Fe(OH)2 will dissolve in 1.0 liter of water buffered at ph= 10.36?

How many moles of Fe2+ an organism needs to oxidize to generate equivalent amoun

How many moles of Fe2+ an organism needs to oxidize to generate equivalent amount of energy (delta G) as oxidation of 1 mole of NADH? Assume both processes use oxygen as the elect…

How many moles of H. could be neutralized with this of hydroxide amount OST LAB

How many moles of H. could be neutralized with this of hydroxide amount OST LAB QUESTIONS Discuss the main sources of error in this experiment. experimental Sally Chemist is attem…

How many moles of HCl did you add to fully neutralize the Na 2 CO 3 solution? Ex

How many moles of HCl did you add to fully neutralize the Na2CO3 solution? Experiment 3: Isolate Sodium Chloride Lab Results Record the following masses: Data Analysis Convert the…

How many moles of H^+ (aq) ions are present in 750 mL of 0.65 M hydrochloric aci

How many moles of H^+ (aq) ions are present in 750 mL of 0.65 M hydrochloric acid? A) 0.98 mol B) 0.49 mol C) 1.2 mol D) 0.87 mol E) 0.65 mol During a titration, it is found that …

How many moles of H_2 can be made from complete reaction of 3.0 moles of Al? Giv

How many moles of H_2 can be made from complete reaction of 3.0 moles of Al? Given: 2 Al + 6 HCl rightarrow 2 AlCl_3 + 3 H_2 3.0 moles 9.0 moles 4.5 moles 3 moles none of the abov…

How many moles of Iodine vapor react with 1.00 mol of hydrogen gas?_H_2(g) +_I_2

How many moles of Iodine vapor react with 1.00 mol of hydrogen gas?_H_2(g) +_I_2(g) rightarrow_HI(g) 0.500 mol 1.00 mol 2.00 mol 4.00 mol none of the above How many moles of hydro…

How many moles of KF can be produced when 8.00 mol K react with6.00 mol F 2 ? (I

How many moles of KF can be produced when 8.00 mol K react with6.00 mol F2? (I got that right) 8 molKF How many moles of each reactantare left over? Note that at least one must di…

How many moles of KOH are contained in 750 mL of 5.00 M KOH solution? A) 6.67 mo

How many moles of KOH are contained in 750 mL of 5.00 M KOH solution? A) 6.67 mol B) 3.75 times 10^3 mol C) 56.1 mol D) 3.75 mol E) None (A-D) of the above Which series correctly …

How many moles of KOH are present in 59.9 mL of 0.711 M KOH? 84.2 mol 42.5 mol 0

How many moles of KOH are present in 59.9 mL of 0.711 M KOH? 84.2 mol 42.5 mol 0.711 mol 4.26 times 10^-2 mol 8.42 times 10^-1 mol The concentration of sulfate in a sample of wast…

How many moles of Mg_3P_2(s) can be produced from the reaction of 0.14 ml Mg(s)

How many moles of Mg_3P_2(s) can be produced from the reaction of 0.14 ml Mg(s) with 0.020 mol P_2(s)? 6Mg(s) + P_4(s) rightarrow MgP_2(s) 0.047 mol 0.14 mol 0.42 mol 0.020 mol 0.…

How many moles of NH4Cl must be added to 100 mL of 0.1 M NH4OH solution to preve

How many moles of NH4Cl must be added to 100 mL of 0.1 M NH4OH solution to prevent precipitation of Mn(OH)2 when this solution is added to 100 mL of a 0.002 M solution of MnCl2? A…

How many moles of NaOH must you add a 0.200 mol of benzonic acid (K_a = 6.28 tim

How many moles of NaOH must you add a 0.200 mol of benzonic acid (K_a = 6.28 times 10^-5 to make 1.00 L of a pH 4.00 buffer)? a. 1.000 b. 0.025 c. 0.250 d. 0.077 A solution of Com…

How many moles of O_2 are required to completely react with 1.77 moles of C_3H_6

How many moles of O_2 are required to completely react with 1.77 moles of C_3H_6 according to the following reaction? 2C_3H_6 + 9O_2 implies 6CO_2 + 6H_2O Consider the following r…

How many moles of a gas sample occupying 0.750 L at o.316 atm and 25 degree C? W

How many moles of a gas sample occupying 0.750 L at o.316 atm and 25 degree C? Which of the following relates the volume of gas to the number of molecules of gas? a. Boyle's law. …

How many moles of acetonitrile (CH_3CN, d = 0.786g/mL) are there in 1.00 L sampl

How many moles of acetonitrile (CH_3CN, d = 0.786g/mL) are there in 1.00 L sample of acetonitrile? 0.0191 mol 19.1 mol 786 mol 0.786 mol 31.0 mol What is the total concentration o…

How many moles of ammonia can be made by reacting 12 and of N_2 with 17 mol of H

How many moles of ammonia can be made by reacting 12 and of N_2 with 17 mol of H_2? N_2(g) + 3 H_2(g) rightarrow NH_3(g) a. 24 mol NH_3 b. 12 mol NH_3 c. 17 mol NH_3 d. 11 mol NH_…

How many moles of calcium carbonate are needed to produce 15.3 L of carbon dioxi

How many moles of calcium carbonate are needed to produce 15.3 L of carbon dioxide according to the following reaction at 0 °C and 1 atm? calcium carbonate (s) calcium oxide (s) +…

How many moles of carbon (C) are there in 24.0 nanograms? Fill in the appropriat

How many moles of carbon (C) are there in 24.0 nanograms? Fill in the appropriate boxes to show your work. Include units and use the proper number of significant figures. You may …

How many moles of chlorine are in 25.0 g of calcium chloride (CaCI_2)? 0.705 mol

How many moles of chlorine are in 25.0 g of calcium chloride (CaCI_2)? 0.705 mol 0.451 mol 0.331 mol 0.225 mol 0.676 mol The mass of 1.250 mol of an element is 88.64 g. What is th…

How many moles of elemental oxygen gas (O 2 ) must reactwith elemental phosphoru

How many moles of elemental oxygen gas (O2) must reactwith elemental phosphorus (P4) to produce 39.3 moles ofdiphosphorus pentoxide? 1 mol How many moles of elemental oxygen gas a…

How many moles of glucose are required to make 2.00 L of a 0.050 M glucose solut

How many moles of glucose are required to make 2.00 L of a 0.050 M glucose solution? Select one: 1. 2.00 moles 2. 0.10 moles 3. None of the other answers 4. 0.025 moles 5. 0.050 m…

How many moles of helium are present in a 6.3 L cylinder stored at 25 degree C a

How many moles of helium are present in a 6.3 L cylinder stored at 25 degree C and 1.0 atm? In a typical automobile, the fuel/air mixture in the cylinder is compressed from 10 atm…

How many moles of hydrogen (H_2) are consumed in the catalytic reduction of 1 mo

How many moles of hydrogen (H_2) are consumed in the catalytic reduction of 1 mole of 1, 3-dibromocyclohexa 1, 4-diene? A) 12 B)2 C) 3 D) 4 E) None of the above Which reaction int…

How many moles of ions are present in this solution? How many grams of Nacl woul

How many moles of ions are present in this solution? How many grams of Nacl would you recover if you evaporated all of the water off of this solution? You have 45.0 mL of a 0.250 …

How many moles of ions are released when 1.6 mol of(NH4)3PO4 is dissolved in wat

How many moles of ions are released when 1.6 mol of(NH4)3PO4 is dissolved in water? A) 0.40 mol B) 1.6 mol C) 3.2 mol D) 4.8 mol E) 6.4 mol (OK I GOT E, but i did it a weird way b…

How many moles of magnesium sulfate are soluble in 25 g of water at 30? 2)Find t

How many moles of magnesium sulfate are soluble in 25 g of water at 30? 2)Find the volume of HCl gas at STP required to prepare 3.00 L of a 0.100 m HCl solution (assume water dens…

How many moles of nitrate ions are present in exactly 475 mL of a 1.27 M iron(II

How many moles of nitrate ions are present in exactly 475 mL of a 1.27 M iron(III) nitrate solution? a) 0.151 mol b) 5.43 mol c) 5.08 mol d) 2.41 mol e) 1.81 mol All of the follow…

How many moles of oxygen are formed when 58.6 g of KNO_3 decomposes according to

How many moles of oxygen are formed when 58.6 g of KNO_3 decomposes according to the following reaction? The molar mass of KNO_3 is 101 g/md. 4KNO_3(s) rightarrow 2K_2O(s) + 2N_2(…

How many moles of oxygen are to fully react with 100 kg of lead sulfide? a. 0.62

How many moles of oxygen are to fully react with 100 kg of lead sulfide? a. 0.6268 moles b. 278.6 moles c. 626.8 moles d. 6268 moles How many kilograms of sulfur dioxide arc made …

How many moles of oxygen, O, are there in 479.07 g of iron (III) oxide, Fe 2 O 3

How many moles of oxygen, O, are there in 479.07 g of iron (III) oxide, Fe2O3? Molar mass of Fe2O3 is 159.69 g/mol. 9.00 MOL 3.00 MOL 1.00 MOL 0.333 MOL From the Balanced Chemical…

How many moles of phosphate ions, magnesium ions, and oxygen atomsare present in

How many moles of phosphate ions, magnesium ions, and oxygen atomsare present in 0.201 mol of magnesium phosphate? phosphate ions mol magnesium ions mol oxygen atoms mol How many …

How many moles of silver (Ag) are there in 5.0 g of AgNO_3? (AgNO_3 = 170 g/mol)

How many moles of silver (Ag) are there in 5.0 g of AgNO_3? (AgNO_3 = 170 g/mol) Which of following are the correct ions in (NH_4)_2 SO_4 ? What is the ground-state electron confi…

How many moles of sodium acetate must be added to 500 0 mL of 0 250 M acetic aci

How many moles of sodium acetate must be added to 500 0 mL of 0 250 M acetic acid solution to produce a solution with a pH of 4 94? (The pK_a of acetic acid is 4 74) a 0.011 moles…

How many moles of sodium hydroxide have been added if 22.11 mL of.128 M solution

How many moles of sodium hydroxide have been added if 22.11 mL of.128 M solution are added to titration? If the sodium hydroxide in the problem above is added to 50.00 mLof .118M …

How many moles of stomach acid would be neutralized by one tablet of Tums Ultra

How many moles of stomach acid would be neutralized by one tablet of Tums Ultra 1000 that contains 1000 mg of calcium carbonate? Assuming the volume of the stomach to be 1.0L, wha…