How many moles of carbon and hydrogen are needed to produce 10 mol of ethylene

As a ship is unloaded, why does it rise higher in the water? The buoyancy of the ship and its cargo decreases. The mass of the ship and its cargo increases. The density of the ship and its cargo increases.

How many moles of Hydrogen gas is formed when 6.75 mol of ammonia decomposes according to the following balanced equation: 2 NH3 (g) - > 3H2 (g) + N2 (g)

a 160 milligram sample of a radioactive isotope decays to 10 kilograms in 12 years. what is the half life of this element

What will happen if you add more dilute to a saturated solution

Anything with mass creates gravity, but the amount of gravity is proportional to the amount of mass. Question 3 options: True False

If you use half as many moles of reactant * then: you'll make twice as much money the reaction won't happen the reaction will release half as much heat the reaction will absorb heat

How to write a balanced chemical equation from empirical formula?

Which contains a greater number of atoms, a mole of silver or a mole of gold?

Match the vocabulary word with its definition. Match the items in the left column to the items in the right column. 1. A charged atom or particle valence electrons 2.

Which is not an acid typically formed in the atmosphere as part of acid deposition?