What is the total number of valence electrons in an atom of germanium in the ground state

All carbon (C) atoms have the same

A scientist who studies properties of matter such as gravity, motion and acceleration

An Atom's mass number is 210 and its atomic number is 85. How many neutrons does the atom have? a. 85 b. 125 c. 210 d. 295

Why are different metals sometimes added to molten carbon steels?

Combustibility is the ability of a substance to do what?

7. Convert 158 g of C to moles.

How does molecular size affect solubility

Is mass conserved when 200 g of water undergoes a physical change? Use complete sentences to support your answer by explaining how this can be demonstrated.

For wach of the following cases, state whether the density of the object increases, decreases, or remains the same: (a) A sample of chlorine gas is compressed (b) A lead weight is carried up a high mountain. (c) A sample of water is frozen.

A bomb calorimeter, or a constant volume calorimeter, is a device often used to determine the heat of combustion of fuels and the energy content of foods. In an experiment, a 0.