Identifique a equação que forma uma base:

a) 2NaOH+2SO=Na2SO4+H2O

b) 2NO2+2O=HNO2+HNO3

c) H2O+CaO=Ca (OH) 2

d) SO2+H2O=H2SO4

e) 2Mg+O2+2MgO

What is the volume of 53.0g of nitrogen dioxide gas at STP? Answer in units of L.

A spider and tick evolved from the same ancestor, the fact that they evolved into different organisms, how can that be explained by?

Is a rhinoceros a producer

How can you tell if you are using the proper amount of sanitizer in a solution?

If a test consisted of 100 question ho many would I have to get right to pass. At the very least?

An experiment with high validity is

What is the smallest part of a tree that can do all the things needed for life?

As the PH scale decreases or increases, how does this affect the acidity?

During an endothermic phase change, what happens to the potential energy and the kinetic energy? Potential energy stays the same, and kinetic energy increases. Potential energy increases, and kinetic energy increases.

In the following atomic model, where does the strong nuclear force happen? А B с -0 outside A between A and B between B and C O inside C