Calculate the formula for the following hydrate composed of 76.9% CaSO3 and 23.1%H2O

Which compound conducts electricity only in the molten state? A. sodium bromide B. calcium hydroxide C. barium sulfate D. magnesium sulfate

Why the element with a valence of 8 is mostly likely form ionic bonds, covalent bonds or no chemical bonds with other atoms

What happens to the particles when a pure substance melts

How long does it take electrons to get from the car battery to the starting motor? Assume the current is 137 A and the electrons travel through copper wire with cross sectional area 44.6 mm2 and length 75.7 cm.

What stores water, waste, and nutrients for the cell? A Plasma Membrane B Vacuole C Golgi Body D Nucleus

List all of the species that would have a net attraction to the positive charge: CH4, CH2Cl2, H3O+, H2O, C2H2Cl2, CO2, N3-,

if the units cancel and you are left with only the desired units for the problem, all the rations were set up correctly. True or false?

How many valence electrons are in c4h6br2?

Calculate the empirical formula from the given percent compositions. 82% nitrogen (N), 18% hydrogen (H)

Atoms of different isotopes of the same element differ in their total number of electrons neutrons protons valence electrons