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Identify data cells, changing cells, and objective cell. Also show the Excel equation for each output cell expressed as a SUMPRODUCT function.
Predict the percentage of each of these products in the mixture (secondary hydrogens are 4.5 times more reactive than primary hydrogens and tertiary hydrogens are 5.5 times more reactive than prima
When atoms of the hypothetical element X are placed together, they rapidly undergo reaction to form the X2 molecule. Is the bond energy of X2 a positive or a negative quantity? Why?
Write a mathematical expression for the constraint that the number produced should not exceed the number that can be sold.
Develop a mathematical expression for monthly profits. Then determine how large this number needs to be each month to make it profitableto produce the product.
Write a balanced chemical equation for the reaction that occurs when metal M reacts with nonmetal X. Include state symbols for the reactants and products.
Hydrogen peroxide undergoes a first-order decomposition to water and O2 in aqueous solution. The rate constant at 25 °C is 7.40 * 10-4 s-1.
How do you determine the charge of an electron when given the number of moles of electrons and the amount of electricity passed through the circuit?
The nitrogen is converted to N2(g) and collected. given that 350-mg same yields 42.2 ml N2 at STP, calculate the percentage of nitrogen in the sample.
Assuming ideal gas behavior, determine the temperature of the air entering the heating unit, in oC, and the corresponding mass flow rate, in kg/min.
How many moles of gas are there in a gas-filled balloon, which has a volume of 67.0 L at a pressure of 742 mmHg and a temperature of 25.0°C?
At 600.0 K the rate constant is 6.1 x 10-8 s-1. What is the value of the rate constant at 800.0 K.
Construct a separate diagram for each of the following possible ways of adding these vectors: R1 = A + B + C; R2 = B + C + A; R3 = C + B + A.
Pure benzene freezes at 5.50 degrees celsius. When 10.06 g C10H8(naphthalene, MM = 128.16 g/mol) is added to 100.0 g C6H6(benzene) the mixture freezes at 1.48 degrees celsius. What is the freezing p
Calculate the enthalpies of formation of these isomers. b. What is the difference in enthalpy between these isomers? Maleic acid is the cis-isomer of butenedioic acid, whereas fumaric acid is the
H2AsO4- is amphoteric. What is the balanced chemical equation for its reaction with nitric acid? Write the balanced chemical equation for its reaction with a potassium hydroxide.
Frank and Oswalt report a molar absoptivity of 4700 L mol -1 cm-1 for the thiocyanatoriron(III) ion. What % T would you expect for a solutions that is 1.0x10-4 M in thiocyanatoiron(III) ion, if the
Phosphorus pentachloride decomposes to phosphorus trichloride at high temperatures according to the equation:
If 7.15 mL of 0.101 M NaOH solution is required to neutralize 0.178 g of an unknown acid (monoprotic-HA), what is the molecular weight of the unknown acid?
The decomposition of N2O5 takes place in carbon tetrachloride at room temperature according to the equation:
1.05 g of methyl benzoate is reacted with excess nitric acid in sulfuric acid. What is the theoretical yield of the nitro product in grams? What is your percent yield if you isolate 1.12 g of produc
You take a 15.00 mL aliquot of a 0.175 M acetic acid solution and a 30.00 mL aliquot of a 0.145 M sodium acetate solution and dilute to 100.00 mL. What is the pH of the resulting buffer?
What mass of solid CaO is needed to remove the sulfur dioxide from 1.0 *10^6 m^3 of air having an SO2 concentration of 1.5*10^-9 M ? Assume that the reaction leading to removal of the sulfur dioxide
Use the law of constant composition to complete the following table summarizing the amounts of iron and chlorine produced upon the decomposition of the sample of iron(III) chloride.
Write a balanced net ionic equation for the reaction that takes place during titration.