Which of these are equal to 6.02 x 1023 particles?

12.01 g carbon (C)

44.08 g of silicon dioxide (SiO2)

16 g of ozone (O3)

16.04 g of carbon tetrahydride (CH4)

When elements with four electrons in the outermost shell react chemically, they A. Always gain 4 electrons B. Always lose 4 electrons C. May lose, gain, or share 4 electrons D. May lose or gain 4 electrons

How does coal convert to electrical energy?

The amount of energy released when 50.0 kg is converted into energy is x 10A

How many moles of chloride ions are present in a 150.0 mL solution of CaCl2 that has a concentration of 0.340 M?

Select the correct statement concerning the formula c2h6o. a. it is a molecular formula. b. it is a formula unit. c. it is the formula of an ionic compound. d. it represents a molecule made of 1 carbon atom, 2 hydrogen atoms, and 6 oxygen atoms.

Explain how you can use physical properties to compare substance

What is the pH of pure water? 2.0 5.0 7.0 12.0

When is a pie chart used

The strength of an electric field depends on the

At a certain temperature, 0.4011 mol of N 2 and 1.501 mol of H 2 are placed in a 3.00 L container. N 2 (g) + 3 H 2 (g) - ⇀ ↽ - 2 NH 3 (g) At equilibrium, 0.1801 mol of N 2 is present. Calculate the equilibrium constant, K c. K c =