Which of the following elements is a metal?
a. boron
c. magnesium
b. nitrogen
d. carbon

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned

What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m

How does a noncompetitive inhibitor reduce an enzyme’s activity?