How do you make a 3M solution of KBr? How many moles of KBr are 1 liter of a 0.3M solution?

Which particle is formed when an atom donates electron? a) Anion b) Atom c) Cation d) Molecule

How do scientists represent atoms that are bonded together?

Acetone is a three-carbon aldehyde. True/False. The answer is False but I can't comprehend WHY. It's a ketone and a ketone is an aldehyde. It has only 3 C atoms. Why is it false here?

What kind of changes are permanent and alter the identity of a substance

How your life would be affected if there was no more electricity?

What holds the ions together in galena?

Which of the following is an example of a defined contribution plan?' a) 401 (k) b) Keogh plan c) Both a and b

The molar absorptivity constant of a particular chemical is 2.16 M·cm. What is the concentration of a solution made from this chemical that has an absorbance of 0.458 with a cell path length of 1.01 cm?

1. The transmits light & supports the structure of the eye A. Retina B. Chorid C. Vitreous Humor D. Lens em to the

What volume (ml) of a concentrated solution of magnesium chloride (9.00 m) must be diluted to 350.0 ml to make a 2.75 m solution of magnesium chloride?