Nitrogen gas plus hydrogen gas under pressure and at high temperature turns into ammonia. which of the chemical equations matches the reaction above?

How many atoms are in C4H8O

Zero is the freezing temperature of water on which temperature scale?

Phosphorus-32 has a half-life of 14.3 days. How many milligrams of phosphorus-32 remain after 71.5 days is you start with 4.00 mg of the isotope?

The maximum number of electrons in a p sub-level is:

If an element is located on the far right side of the periodic table, what would one of its physical properties probably be? a. easily drawn into thin wires b. poor conductor of electricity c. high density d. malleable

If 125 mL of a 1.1 M glucose solution is diluted to 500.0 mL, what is the molarity of the diluted solution? Express your answer using two significant figures.

What do you chemically call water?

Can beryllium be broken down by chemical change?

What is the total number of atoms in this formula? NaHCO3

An object was measured by a worker as 14.6 cm long, however, the manufacturer specifications list the length of the object at 14.4 cm. What is the percent error in the workers measurement