Magnesium oxide (MgO) forms when the metal burns in air. (a) If 1-25 9 of MgO contains 0.754 g of Mg, what is the mass ratio of magnesium to oxide? (b) How many grams of Mg are in 534 g of MgO?

Match these items. 1. acid _ H + 2. base _ H 3 O + 3. litmus _ pH 14 4. strong base _ charged particles 5. ions _ OH - 6. hydronium _ indicator

What is a characteristic of a balanced force

The weight of Patterson on the moon will be ... This is 6th grade science by the way

Which color would have the shortest wavelength?! A) red B) yellow C) green D) blue

A 1.000 kg sample of nitroglycerine, C3H5N3O9, explodes and releases gases with a temperature of 1985°C at 1.100 atm. What is the volume of gas produced? 4 C3H5N3O9 (s) → 12 CO2 (g) + 10 H2O (g) + 6 N2 (g) + O2 (g) A 1.

You see rainforests a is far as the eye can see It rains every day and the humidity is fiercel Where might you be? Polar climate Tropical climate Subtropical climate Temperate climate

2. A balloon is dunked into a tank of cold water. How will this affect the size of the balloon?

Which of the following correctly describes a compound?

If the [H+] of a solution is 1.0 x 10 to the power of - 2 mol/L the pH is: (pH = - log (H+] 1 12 -2 2 chemistry

Change 5.20 moles of c3h6o2to grams