How many carbon atoms are in 2.12 mol of propane (C3H8) ? How many hydrogen atoms are in 2.12 mol of propane?

A reaction in which a, b, and c react to form products is zero order in a, one-half order in b, and second order in c. by what factor does the reaction rate change if [b] is doubled (and the other reactant concentrations are held constant) ? - g

2. Matt went to his friend's party. He ate a big meal and drank a keg of beer. He felt heartburn after the meal and took Tums to relieve his heartburn.

A sample of CO2 gas has a volume of 12.0 L at STP. Calculate the number of moles of CO2 in the sample.

What is the molar mass of 2KCL?

If energy was included in a chemical reaction, on which side of the equation would it be written for an endothermic reaction?

3. A good way to show the relationship between variables is to make a

How much energy is needed to heat 1 kg of sand, which has a specific heat of 664 J / (kg K), from 30°C to 50°C?

How much energy is needed to change 44 grams of ice at - 8° to steam at 107°?

One benefit of nuclear fission reactions is

How does the structure of the stigma aid in pollination?