Which pair of formulas represents two compounds that are electrolytes? (1) HCl and CH3OH (2) HCl and NaOH (3) C5H12 and CH3OH (4) C5H12 and NaOH

Are the particles in a solid in constant motion, or are they "frozen in place?"

Significant figures to scientific notation

You have an unknown solution in a beaker and you want to test it to see what it is. You put red pH paper in it and it remains red. What do you know about the solution?

The ksp value for lead (ii chloride is 2.4 * 10?4. what is the molar solubility of lead (ii chloride?

Which law states that the pressure and absolute temperature of a fixed quantity of gas are directly proportional under constant volume conditions?

A student prepared a standard stock copper (II) sulfate solution with an absorbance value of 0.862. The student then decided to prepare a second solution containing copper (II) sulfate from the standard stock solution.

How do the results for methane compare to those for butane? does your experimental data verify charles's law?

How many grams of naoh would be needed to make 0.50 l of a 1.25 molar naoh solution? 2.5 grams 16 grams 25 grams 12 grams?

What makes salt an ionic compound?

Consider that cuo (s) + h2so4 (aq) reacts to give cuso4 (aq) and cuo (s) + k2so4does not give a product.