What is the mass of oxygen in 10g of water

A beach towel is laying on the sand in the sun. Why does the sand feel hotter to touch than the towel? O A. The sand is at a higher temperature. O O B. The sand has a temperature far above absolute zero. O C.

A graduated cylinder contains 167 mL of water. A 20.0-g piece of iron and a 23.0-g piece of lead are added. What is the new water level, in milliliters, in the cylinder?

Is a solution a homogeneous or heterogeneous mixture

If you own a car and what to improve your fuel deficiency, what should you do after reading this advertisement? A. Look for an unbiased report about the effectiveness of the motor oil: B. Tell your friend to buy the motor oil. C.

Hydrogen chloride gas is shipped in a container under 5,100 mmHg of pressure that occupies 20.1 liters at 29°C. How many liters of gas would be produced at STP?

Using the kinetic theory what happens to oxygen particles as they are cooled

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.

You are about to open a container of soy milk but notice that there are instructions to "shake well before serving." the soy milk is most likely a

Give reason: a. Fractionating columns with beads are used for fractional distillation b. Crystallisation is a better technique than evaporation

How can a gardener remedy soil that is overly acidic?