When H2CO3(aq) and NaOH(aq) react by double-replacement: 1 Na2CO­3(s) is produced.

2 H2CO3(aq) are required.

1 NaOH(aq) is required.

6 H2O(l) is produced.

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

Light waves can move through , but they travel fastest when they move through a(n) .

Which tool is least in predicting weather