What is true about energy in an ordinary chemical reaction? Energy is

created during the reaction.

destroyed if there is an explosion.

not created or destroyed.

used up by the reaction.

What would be an appropriate way to display the results of the experiment outlined?

The atomic mass of N is 14.01 g/mol, and the atomic mass of H is 1.008 g/mol. What is the molecular mass of NH3? 17.03 g/mol 15.018 g/mol 14.12 g/mol 45.054 g/mol

What is the isotope with 50 protons, 68 neutrons, and 50 electrons?

Give the formula for molarity

A sample of carbon dioxide has a mass of 54.0 g. What is the mass in grams of one molecule of CO2?

Balance the following reaction. A coefficient of / "1/" is understood. C4H10 + O2 → CO2 + H2O.

Is honey a pure substance or mixture

What is lewis structure?

The measured dipole moment of BrCH₂CH₂Br is 1.0 D. Which one of the following statements about 1,2-dibromoethane is false? A. It may exist entirely in the anti conformation. B. It may exist as a mixture of anti and gauche conformations. C.

Impure benzoic acid was dissolved in hot water. the container of solution was placed in an ice-water bath instead of being allowed cooling slowly. what will be the result of cooling the solution in this manner