Balance the combustion reaction between propane and oxygen.

C ₃ H ₈ + O ₂→ CO ₂ + H ₂ O

What physical property would be the most useful in the separation of very fine saw dust and salt?

Given the density of water is 1 g/mL, what is the mass of 1000mL of water?

What does aluminum hydroxide and calcium sulfate produce

James was given a sample of sodium bicarbonate NaHCO3 in a weighing dish to analyze. His teacher asked him to find the percent of each element in the compound. He easily calculated the first three elements, but was stumped when he got to oxygen.

Which situation would violate the octet rule? 3 bonds to boron 3 bonds to and a lone pair on oxygen 5 bonds to carbon 3 bonds to carbon

Which of the following is an example of a physical change? A) grinding coffee beans B) baking a cake C) converting water to hydrogen and oxygen D) digesting a cheeseburger E) burning coal

Which substance is a combination of different atoms? homogeneous mixture heterogeneous mixture element compound

What is the mass of 3.75 moles of NaCI? (Na = 22.99g/mol, CI = 35.45 g/mol)

Convert to grams 0.100 moles of Co2

In order to use the value 22.4 L for molar volume in a mass-volume or volume-mass stoichiometry problem, the gas must be assumed to be at STP. A. True B. False