Chemistry concepts and calculations

Write equations for the half-reactions that occur at the anode and cathode for t

Write equations for the half-reactions that occur at the anode and cathode for the electrolysis of each of the following aqueous solutions. Part A Ni(NO3)2(aq) Express your answer…

Write equations showing: the ionization of nitric acid in water ionization of so

Write equations showing: the ionization of nitric acid in water ionization of solid potassium hydroxide (KOH) in water. potassium nitrate a component of black powder gunpowder som…

Write equations that show the processes that describe thefirst, second, and thir

Write equations that show the processes that describe thefirst, second, and third ionization energies of aBoron atom. A) First stage:: Express your answer as a chemical equation.I…

Write equations to represent the following processes. The standard enthalpy of f

Write equations to represent the following processes. The standard enthalpy of formation of CH_3Br_(I) The standard enthalpy of formation of CH_3COC_2H_5(I) The standard enthalpy …

Write equilibrium constant expression for this homogeneousequilbria. 2N 2 H 4(g)

Write equilibrium constant expression for this homogeneousequilbria. 2N2H4(g)+ 2NO2(g) ---- 3N2(g) = 4H2O(g) Keq = [C]c _________ [A]a[B]b Keq = [N2][H2O]…

Write equilibrium constant expressions for these reactions. For gases, use eithe

Write equilibrium constant expressions for these reactions. For gases, use either pressures or concentrations. a. 3O_2(g) 2O_3(g) b. Fe(s) + 5CO(g) Fe(CO)_3(g) c. Ag_2SO_4(S) 2Ag^…

Write equilibrium reactions for the following weak bases in water and then write

Write equilibrium reactions for the following weak bases in water and then write the Kb expression in terms of concentrations of the weak base, its conjugate acid, and the conjuga…

Write for C++ Program without using the void statement Suppose that billingAmoun

Write for C++ Program without using the void statement Suppose that billingAmount is a double variable, which denotes the amount you need to pay to the department store. If you pa…

Write formula, total ionic, and net ionic equations for the following reactions:

Write formula, total ionic, and net ionic equations for the following reactions: Use the solubility table in Appendix 5 for reactions that were not observed directly in this exper…

Write formula, total ionic, and net ionic equations for the following reactions:

Write formula, total ionic, and net ionic equations for the following reactions: Use the solubility table in Appendix 5 for reactions that were not observed directly in this exper…

Write formulas and name the hodgepodge of compounds resulting from matching all

Write formulas and name the hodgepodge of compounds resulting from matching all cations with all anions for each set Write correct formulas for the following hodgepodge of compoun…

Write formulas for the precipitates that form in part a AgNO3 + NaCl AgNO3 + Na2

Write formulas for the precipitates that form in part a AgNO3 + NaCl AgNO3 + Na2CO3 AgNO3 + MgSO4 AgNO3 + NH4Cl AgNO3 + H2O NaOH + NaCl NaOH + Na2CO3 NaOH + MgSO4 NaOH + NH4Cl NaO…

Write four major factors influence the rate of chemical reactions. What is the o

Write four major factors influence the rate of chemical reactions. What is the overall order of the reaction with respect to A and B for a reaction that obeys the rate law: Rate =…

Write function bool IsOddDigit( char ch ); that takes a character and returns tr

Write function bool IsOddDigit( char ch ); that takes a character and returns true if the character is one of the odd digits { '1', '3', '5', '7', '9' }, otherwise return false. S…

Write in C++ for a beginner program to understand (in simplist form) Write a pro

Write in C++ for a beginner program to understand (in simplist form) Write a program that prompts the user to input five decimal numbers. The program should then add the five deci…

Write in C++, source code please! Mean and standard deviation. Write a program t

Write in C++, source code please! Mean and standard deviation. Write a program that reads a set of floating-point data values. Choose an appropriate mechanism for prompting for th…

Write in Java A common way of calculating the square root is by successive appro

Write in Java A common way of calculating the square root is by successive approximations. To calculate sqrt(x): Make a guess for the square root, called guess0 Improve the guess …

Write in Java Two operations often performed on text files are a simple \'find\'

Write in Java Two operations often performed on text files are a simple 'find' operation and a 'find/replace'. Description: Create a class Sed (simple editor) that first asks the …

Write in Java a program for the following situation - Traditional password entry

Write in Java a program for the following situation - Traditional password entry schemes are susceptile to "shoulder surfing" in which an attacker watches an unsuspecting user ent…

Write in PYTHON Lab 11: Recursion Overview Assignment Lab 12: Bioinformatics DNA

Write in PYTHON Lab 11: Recursion Overview Assignment Lab 12: Bioinformatics DNA (deoxyribonucleic acid) is the basis of life. It consists of 4 characters: A, C, T, G (which each …

Write in PYTHON programming. You must use recursion for every exercise. Write a

Write in PYTHON programming. You must use recursion for every exercise. Write a recursive function called reverse that takes a list as an argument and reverses it. Write a recursi…

Write in True OR False for questions 1 through 5 in the column on the right Acco

Write in True OR False for questions 1 through 5 in the column on the right According to the postulates of kinetic-molecular theory, all the molecules of a gas have the same speed…

Write in Verilog. You will be developing a 4 bit basic ALU that will perform 4 b

Write in Verilog. You will be developing a 4 bit basic ALU that will perform 4 bit addition and 4 bit bitwise logic operations: NOT, AND, OR, XOR. Here are some rules for the proj…

Write in brief the essential differences between exothermic and an endothermic r

Write in brief the essential differences between exothermic and an endothermic reaction Indentify if exothermic of endothermic reactions H_2 + I_2 + 12 Kcal rightarrow 2HI CH_4 + …

Write in brief the exssential differences between exothermic and an endothermic

Write in brief the exssential differences between exothermic and an endothermic reactions. Indentify if exothermic endothermic reactions H_2 + I_2 + 12 Kcal rightarrow 2HI CH_4 + …

Write in tabular form the relevant physical constants for heptane and the monoch

Write in tabular form the relevant physical constants for heptane and the monochlorination products you have listed above 2. 3. Answer the following questions about the procedures…

Write methods in Java to accomplish the tasks listed below. Then, write a main()

Write methods in Java to accomplish the tasks listed below. Then, write a main() method that asks the user to input a 4-digit integer, say num, and then calls the four methods in …

Write methods with the following headers 1. public static int[] twoDimensionalTo

Write methods with the following headers 1. public static int[] twoDimensionalToOneDimensional(int[][] arr) - if arr is null then this method returns null - if arr is not null the…

Write molecular and net ionic equation for each. Write the complex ion if one is

Write molecular and net ionic equation for each. Write the complex ion if one is formed and no reaction if no rxn exists. Show work for any REDOX reactions. Silver nitrate + coppe…

Write molecular and net ionic equations for the following reaction. Required equ

Write molecular and net ionic equations for the following reaction. Required equations: (Include state symbols and balance reactions if necessary) 1) Sodium hydroxide and perchlor…

Write molecular, ionic, and net ionic equations for the reaction of Sr+ with eac

Write molecular, ionic, and net ionic equations for the reaction of Sr+ with each of the eight anion solutions. If no reaction occurs, complete the molecular and ionic equations, …

Write molecular, ionic, and net-ionic equations for each of the aqueous mixtures

Write molecular, ionic, and net-ionic equations for each of the aqueous mixtures of reagents. Underline all solids. If no reaction occurs, complete the molecular and ionic equatio…