Does "valence electrons" have a charge?

A neutron has a massthat is about equal to the mass of an electron. that is about equal to the mass of a proton. that is less than the mass of an electron. that is less than the mass of a proton.

What occurs when sediment gets deposited as the energy of the water decreases?

Planet A is an inner planet with no moon and hardly any atmosphere. Planet B is an inner planet with no moon but with a dense atmosphere. Which pair of planets is being described?

Two flasks of equal volume have been joined by a narrow tube of negligible volume. initially both flasks are at 300K containing 0.60 mol of O2 gas at 0.5 atm pressure. One of the flasks is then placed in a thermostat at 600K.

What procedure do scientists use to make new discoveries?

Where did the longest tsunami form?

Calculate the number of H atoms in 0.190 mole C 6 H 14 O .

What fuel is produced by the electrolysis of water? chlorine gas hydrogen gas natural gas oxygen gas

Model describe how you would show j. j. thomson's model of the atom using small beads and clay

Switching one substance for another is called ... ? a) displacement b) synthesis c) decomposition d) oxidation