Define element and compound. explain the difference between an element and a compound.

A 10g mass of krypton occupies 15.0 l at avpressure of 210 kpa. find the volume

Antimycin A blocks electron transfer between cytochromes b and c1. If intact mitochondria were incubated with antimycin A, excess NADH, and an adequate supply of O2, which of the following would be found in the oxidized state?

Why the compound containing calcium and chlorine is classified as an ionic compound.

What states can electrons exist in

Can an ionic bond happen between two metals? Or does it have to be a non-metal and metal?

Why do airbags fill evenly with gases?

In which of the following reactions will Kc = Kp? In which of the following reactions will Kc = Kp? (A) SO3 (g) + NO (g) ↔ SO2 (g) + NO2 (g) (B) 2 N2 (g) + O2 (g) ↔ 2 N2O (g) (C) 4 NH3 (g) + 3 O2 (g) ↔ 2 N2 (g) + 6 H2O (g) (D) 2 SO2 (g) + O2 (g) ↔ 2

Which tool is most suitable for a chemist to measure the mass of a liquid

What is the equation adheres to the law of conservation of matter

What ironic contrast does Vonnegut include in this scene? George tells his wife to forget sad things, but readers would expect George and Hazel to want to remember their son.