A piece of metal ore weighs 8.50 g. when a student places it into a graduated cylinder containing water, the liquid level rises from 21.25 ml to 26.47 ml. what is the density of the ore?

Specify the number of possible isomers of nitrobenzoic acid. Write the name of one of these isomers. Abbreviate ortho (o), meta (m) and para (p), no italics, if you elect to use these terms.

Which of the following statments is true for gas particles? they move freely and combine with each other. they dont move at all they move slowly and in a structured pattern they are constantly in motion and changing position.

If 45.0 grams of solute was dissolved to produce a 30.0 % by mass solution, determine the mass of the solvent alone.

What factor contributes most to the sustainability of a habitat

Which of the following may suggest a catalyst has been used in a reaction, given the energy diagram for the same reaction without a catalyst?

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.

How many moles of oxygen react with 0.23 moles of NH3

How many moles of carbon do you have in 100 quadrillion carbon atoms? report answer to 2 sig figs