Beryllium (Be) and fluorine (F) combine to make the compound BeF2. What is the chemical name for this compound? A.
beryllium fluoride
B.
beryllium fluorine
C.
beryllide fluoride
D.
beryllide fluorine

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate → enzyme-substrate complex (b) enzyme + substrate ←−→ enzyme + products (c) enzyme + substrate ←−→ enzyme-substrate complex → enzyme + products (d) enzyme + substrate ←−→ enzyme-substrate complex → enzyme-substrate complex + products

What is a number added in front of a formula in order to balance the equation