What is the number of moles in 1 mole of sodium sulfate?

A) 1.204 x 1024 ions

B) 1.807 x 1024 ions

C) 2.007 x 1023 ions

D) 6.022 x 1023 ions

The modern atomic model includes electrons orbiting the nucleus. Which of the following parts of Dalton's atomic model was disproved by the discovery of the neutron? A. Atoms are tiny particles B. Atoms cannot be divided into smaller parts C.

What is the term for the number of protons in the nucleus of each atom of an element? it also indicates the number of electrons in the atom?

What is the volume of 43.7 g of helium at stp?

Under which of the following sets of conditions will a sample of a real gas deviate most from ideal behavior? a. strong interparticle attractions, low temperature, high pressure b. strong interparticle attractions, high temperature, high pressure c.

Convert 0.0489 g to mg 3. Convert 16 years to days

Assuming the octet rule is obeyed, how many bonds and how many lone pairs will atoms of oxygen (o) and nitrogen (n) have in order to have formal charges of + 1?

The ksp of cobalt (ii) carbonate, coco3, is 1.0 * 10-10. calculate the solubility of this compound in g/l.

If crown b is more dense than crown a then which is pure gold

In an ecosystem, a population can be defined as A. all the individuals of a species that exist together at a given place and time. B. all individuals of a species born in a specified month in every region of the world. C.

How many grams of NH3 are needed to provide the same number of molecules as in 0.55 grams of SF6?