Write the chemical formula for each compound described.

b) lithium sulfide (2 Li ion, 1 S ion)

Question 7 10 pts Choose all of the physical changes: (There are FOUR) melt tarnish evaporate explode react disslolve bend

The equation X + Y 2Z has the rate law equation shown below. Which of the following statements best describes the relationship of X on the rate of the reaction? rate = k[X]2[Y] Changing X has no effect on the reaction rate.

The two isotopes of chlorine are 35/17 cl and 37/17cl. which isotope is the most abundant

2. Circle the letter of each sentence that is true about numbers expressed in scientific notation. a. A number expressed in scientific notation is written as the product of a coefficient and a power of 10. b. The power of 10 is called the exponent.

Why is cyanide lethal? What dose it do once inside the body?

Which of the following has primary responsibility for eliminating alcohol from the bloodstream

A hydrocarbon with only single bonds is classified as a. an alkene. b. an alkyne. c. saturated. d. unsaturated.

How many liters of 2M solution can be made using 500. grams of KI?

How many moles of copper are present in a sample of tennantite with a mass of 2370 grams

The Calvin cycle is another name for the