Sulfur has 16 electrons. When it combines with magnesium. It acquires A - 2 charge. How many electrons does it have now?

A change in the properties of matter where chemical bonds are broken and new bonds are formed is a.) a chemical change b.) a physical change c.) an ionic change d.) a covalent change

There are 24 cans of soda per case of soda and there are 12.0 fluid oz of soda per cans of soda. how many mL of soda are there in the case of soda?

How many moles of a gas sample are in a 20.0 L container at 373 K and 203 kPa? The gas constant is 8.31 L-kPa/mol-K. 0.33 moles 3.05 moles 1.30 moles 0.65 moles

The maximum number of electrons in a valence shell is: a. 2 b. 8 c. 18 d. 32

How many liters of nh3, at stp, will react with 5.3 g o2 to form no2 and water? 4nh3 (g) + 7o2 (g) - > 4no2 + 6h2o (g) ?

1. What is the name of TiSe

Which of the following is a cost of recreational activities? A. Exercise B. Economic growth C. Noise D. Social interaction

There are three ways that heat can move from one place to another. Use examples pertaining to how heat is transferred from the sun to Earth and in the land, ocean, and atmosphere to explain all three.

What is temperature? A measure of the kinetic energy of a system. Energy of a system. How hot something is. A measure of density.

How many molecules of sodium nitrate are produced when 17 g of sodium azide, NaN3, react according to the following equation: NaN3 (aq) + AgNO3 (aq) - --> AgN3 (s) + NaNO3 (aq) Question options: 3.7x1023 1.6 x 1023 1.85x1023 6.02x1023