Must new substance before when you have a chemical property

If 28.64g of N2 reacts with 8.42g of H2 to produce NH3. What is the limiting reactant

Is "Barrel of Slime" Toxic?

What is an inference?

Compare and contrast physical changes with chemical changes.

Why could a diet low in carbohydrates be dangerous? A_The body could break down proteins from muscles for energy. B_The increased level of starches would provide excess energy. C_The body could take in too much dietary fiber, which harms cells.

Which is colder, dry ice or carbon dioxide gas?

Describe the changes water undergoes as it moves between the earth's bodies of water and atmosphere as part of the hydrologic cycle.

What distance will a truck travel in 3 hours at an average speed of 50 miles per hour?

A 5.00L balloon filled with 1.00 moles of O2 gas contains a total of how many liters?

How many nonmetals are on the periodic table?