If you could spend a billion dollars (1 x 10 to the 9th power) per second, how many years would it take to spend one mole of dollars?

Calculate the standard enthalpy of formation of ammonium carbonate in Kcal/mol?

Why are some solutes soluble in water but others are soluble in cyclohexane?

Would you expect that ultraviolet light would be reflected by a mirrior? explain.

Evaluate the Statement: "There is no such thing as 'cold'just the absence of heat", is it true? Why or why not?

What is the rise and fall of ocean water are called

A noble gas consists of three isotopes of masses of 19.99 amu, 20.99 amu, and 21.99 amu. the relative abundances of these isotopes are 90.92%, 0.257%, and 8.82% respectively. what is the average atomic mass of this noble gas? what noble gas is this?

Adding iron filings to sand

Which of the following sets of empirícal formula, molar mass, and molecular formula is correct?

Hexane and hexene are hydrocarbon compounds from different homologous series. the combustion of these two compounds produce different amount of soot. explain the difference based on the percentage of carbon by mass.

Reactants → products Based on the Law of Conservation of Matter, describe the relationship between the mass of the reactants and the mass of the products.