Consider the data presented below. vvnat is
Time (s)
0
40
80
120
160
Moles of A 0.100 | 0.067 0.045 0.030 0.020
What is the rate constant? What is the half-life?

What semimetal can form four single covalent bonds.

In a reaction equation, where are the products located? a.) above the arrow b.) to the right of the arrow c.) to the left of the arrow d.) below the arrow

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy