How many moles are in 85.0 grams of water

What is the density of salt water?

Based on my scale, I have 35g of aluminum. How many aluminum atoms is this?

Which of these best describes why a metal has the specific physical property of malleability? A) The metal atoms are loosely packed together. B) The positive cations are attracted to the negative anions.

Which of the following is the correct definition of mechanical energy? A. energy stored in chemical bonds of molecules B. energy resulting from the flow of charged particles, such as electrons or ions C.

Carbon and silicon are tetravalent but ge sn pb show di valency. Why

What's a certain indicator that a molecule is polar? the molecule has a nonpolar covalent bond and the dipole is cancelled due to symmetrical arrangement of atoms the molecule has a polar covalent bond and the dipole is cancelled due to symmetrical

In the synthesis of barium carbonate from an alkali metal carbonate (M2CO3 where M is one of the alkali metals) a student generated 3.7 g of barium carbonate from 2.0 g of their alkali metal carbonate.

Give the state of matter that water is in as it moves through earths system

What happens to the volume of a substance as temperatures rises?

Find the total number of atoms in a sample of cocaine hydrochloride, c17h22clno4, of mass 22.5 mg.