What are the most common elements in the earths atmosphere

What is the effect of the following on the volume of 1 mol of an ideal gas? The temperature changes from 305 K to 32°C and the pressure changes from 2 atm to 101 kPa. A. Volume increases by 200% B. Volume decreases to 50% of its original value C.

Wht is the solarsystem

When an atom loses an electron, what does it become? a. A positive ion b. A neutral ion c. A negative ion d. A neutral atom

In electroplating, how should the object that will be plated be connected in the electrolytic cell? It should be the cathode, where metal atoms are reduced to metal ions. It should be the cathode, where metal ions are reduced to metal atoms.

What is normality? how is it applied in case where the base is not a OH donator

What is the enthaply of the reaction?

Which color has a higher frequency, A. red light B. blue light

what is the volume of 0.98 mol oxygen (O2) gas at 275 K and a pressure of 2.0 atm? (the universal gas constant is 0.0821 L*atm/mol*K)

Which element is classified as an alkali metal? Rb Sr Zr Cl

Which statements about a neutral atom are correct? Check all that apply. The positively charged particles in the nucleus are positrons. The radius of the electron cloud is twice as large as the radius of the nucleus.