If an element has 15 protons and 32 neutrons what is the: Atomic number? c) Mass number? Number of electrons? d) Complete Symbol?

Jenna built the electrical circuit seen here. What would happen to the electrical energy if Jenna removed one of the clips on the battery? A) The electrical energy would be transformed into heat.

What is the correct name of the compound that is incorrectly named 1-chloro-3-pentyne?

If the concentration of a sugar solution is lower outside the cell than inside the cell which will happen by osmosis?. A. Sugar will move into the cell ... B. Sugar will move out of the cell ... C. Water will move into the cell ... D.

Fill in the coefficients that will balance the following reaction: a0SnSO4 + a1KBr → a2SnBr2 + a3K2SO4

if the hydroxide-ion concentration of an aqueous solution 1.0 x 10^-3 M, what is the [H+] in the solution? is the solution acidic, basic, or neutral?

In the reaction Mg (s) + 2HCl (aq) H2 (g) + MgCl2 (aq), how many grams of hydrogen gas will be produced from 125.0 milliliters of a 6.0 M HCl in an excess of Mg

An element has an atomic number of 92 and a mass number of 234, how many neutrons are there?

What energy is a quarterback's arm before throwing a pass

Which atom can accommodate an octet of electrons but doesn't necessarily have to?

Heat is an exchange of internal energy from one system to another due to A. a temperature difference between the systems. B. one system being gas and the other being solid. C. the systems having the same temperature. D.