A solution was prepared by diluting 50.00 mL to 250. mL of 0.477M KOH. What was the concentration of the original solution?

The molar solubility of calcium phosphate in a 0.288 M potassium phosphate solution is ... ? ksp calcium phosphate - -> 1.0 * 10^-25

Camphor, a saturated monoketone from the Asian camphor tree, is used among other things as a moth repellent and as a constituent of embalming fluid. If camphor has by high-resolution mass spectrometry, what is its molecular formula?

During mitosis, one cell creates: one identical cell two identical cells one non-identical cell two non-identical cells

What is the oxidation state for a Mn atom? (1) 0 (2) + 7 (3) + 3 (4) + 4

How are sex chromosomes different from other chromosomes

Determine the percentage composition (by mass) of oxygen in NH4NO3.

Why does aluminum have a higher specific heat than gold?

The frequency of a given region of the electromagnetic spectrum is more than 3 x 1019 HZ. Note that the speed of light is 2.998 x 108 m/s. Which waves are found in this region? A. gamma rays B. visible light C. microwaves D. radio waves E. x-rays

Match the following: 1. C2H4 + Cl2 reaction 2. DDT interferes with this formation 3. benzene reacting with F2 4. by-product of substitution of alkanes and halogens HCI Substitution Addition Calcium

What is the molarity of a solution made with 298g of potassium chloride dissolved in enough water to make 2L of solution?