What does H2O mean?

What two chemical do you mix to make an exsplosion

What is the number of sulfur atoms that equal a mass of 32.07 amu?

A tank of 0.1m3 volume contains air at 25∘C and 101.33 kPa. The tank is connected to a compressed-air line which supplies air at the constant conditions of 45∘C and 1500 kPa.

Which particles can be found in the nucleus of an atom? alpha particles protons and neutrons neutrons and electrons protons and electrons

The citric acid cycle (cac) is activated in the presence of oxygen, but what is the link between the cac and oxygen? pick the one best choice: a. oxygen is an allosteric activator for citrate synthase. b.

The distance from the Sun to the Earth would be

Okay so I'm trying to understand something for my CER. I did a lab on objects that have an equal mass but volume and density vary. Now I need to defend why the volume increased and the density decreased.

A flask contains 0.83mol of neon gas at a temperature of 35°C. The pressure gauge indicates 0.37atm inside the flask. What is the volume of the neon gas?

Which one is a true statement about endothermic reactions? A. Energy is absorbed making it feel colder. B. The reaction container always feels hot. C. The reactants have less heat energy than the products. D.

In which pair of elements are the chemical properties of the elements most similar?

In a play, the rising action consists of the events that lead up to the a. last line in the scene. c. external conflict. b. climax. d. internal conflict.