How many molecules are contained in 0.500 moles of hydrogen gas?

A.

1.20 x 1024 molecules

B.

6.02 x 10-23 molecules

C.

3.01 x 10-23 molecules

D.

3.01 x 1023 molecules

Which terms describe two liquids that can be shaken together, but if left alone, will eventually separate from each other? Select all that apply. heterogeneous solution immiscible compound suspension colloid

Write the isotope needed, by identifying A, Z, and X, to balance the following nuclear fission reaction: 23592U+10n→14056Ba+AZX+3 10n

Which is more metallic a) Silicon b) Aluminum

Which factors cause a rising tide

At what temperature will 2.5 mol nitrogen gas exert a pressure of 10.0 atm in a 2.0-L container?

To what chemical reaction class does this reaction belong? 2 mg (s) + o2 (g) 2 mgo (s)

Which best illustrates how particle arrangement changes when solids change into liquids

Express in scientific notation (6.0x10^4) (3.1x10^-1)

How do you measure the mass of a liquid?

Given the following information, calculate the mass for B-11. B-10 has a natural abundance of 19.9 percent, while B-11 has a natural abundance of 80.1 percent. The mass of B-10 is 10.013 amu.