Magnesium ribbon burns in air with a bright white flame. The product of the reaction is magnesium oxide.

Describe the appearance of magnesium oxide?

Which of the following is true? a. A neutral solution contains [H₂O] = [H₃O⁺] b. A neutral solution does not contain any H₃O⁺ or OH⁻ c. An acidic solution has [H₃O⁺] > [OH⁻] d. A basic solution does not contain H₃O⁺ e. All statements are false

What is the molecular geometry of H2O?

Using calories, calculate how much heat 32.0 g of water absorbs when it is heated from 25.0°C to 80.0°C. A. 1.76 * 103 calories B. 1.08 * 104 calories C. 8.00 * 102 calories D. 2.56 * 104 calories

What does independent and dependent variable?

What is the unit of catalytic reaction rate? a) Mole/time b) Mole * kg * time c) Mole * kg / time d) other

What would happen to the Orange frog if the red fly ate all the blue flies

Bacteria are smaller than viruses. True False

10. How many atoms are in 2 moles of H2O?

Chen is testing the friction of three surfaces. He pushes the same ball across three different surfaces with the same force and measures the distance of each ball.

Name the folowing ionic compound MgCl2