What is a single kind of organism that can reproduce among its own kind?

An ice skater at rest pushes against a sled at rest, causing both the skater and sled to move away from each other with different accelerations. This is an example best described by Newton's First Law Newton's Second Law Newton's Third Law Answer

How much H2O is produced when 20000 g of C2H2 burns completely? Answer in units of g.

Haber was able to manufacture large amounts of ammonia, what do plants convert ammonia into? Hydrogen Nitrate Oxygen Carbon Dioxide

Ammonia is manufactured for fertilizer. The truck hauling the ammonia can hold 450 kiloliters of the gas, which is 20 moles. If a buyer only needs to purchase 225 kiloliters of the gas, how many moles is the buyer receiving?

The formula of strontium

The addition of a catalyst in a chemical reaction (A) increases the concentration of products at equilibrium. (B) increases the fraction of reactant molecules with a given kinetic energy.

Is fire hot or cold?

In Flask A, you reacted 7.23 g Mg with 1.05 mol HCl. In Flask B, you reacted 1.22 g Mg with 1.35 mol HCl. Which balloon will inflate the most?

I have 2 electrons is the first shell, 8 in the second, and 6 in the third

The production of plastics makes life, so it benefits society. On the other hand, the production of plastics causes air and water, so it also harms society.