Add groups to complete polyvinyl alcohol, formed by the polymerization of the following monomer. If a carbon atom contains only one hydroxyl group, place it below the carbon backbone, as demonstrated by the hydroxyl group added for you.

In that universe, which of the following objects would require quantum mechanics to describe, that is, would show both particle and wave properties? Which objects would act like everyday objects, and be adequately described by classical mechanics?

Identify the following: 1. The only 2 liquid elements. 2. The element in period 4, group 0. 3. The second metalloid in period 4. 4. The first element in group 4A.

The volume, in liters, of 538 g of CO2

The density of nitric acid (HNO3) is 1.41 g/ml. how many ml are in 20.0g of the nitric acid?

What is the mass of 1.72 moles of sodium nitrate? Use the periodic table and the polyatomic ion resource. A. 85.0 g B. 91.2 g C. 146 g D. 273 g

Would precipitation occur when 500 mL of a 0.02M solution of AgNO3 is mixed with 500 mL of a 0.001M solution of NaCl? Show your work.

What compound is always part of an aqueous solution?

How did scientists carry out research before and after the scientific revolution?

A student was comparing the solubility of equal amounts of table salt and table sugar at different temperatures. The table below shows the four samples that the student used and the temperature of the water that they were dissolved in.

How many cases of measles would you predict were reported last year