Which procedures were followed in this lab to decrease experimental error? Check all that apply.
repeating the experiment three times for each temperature
changing the volume of solution during each step
using three different temperatures instead of only two
using different types of antacids with different chemical formulas
using three different surface areas instead of only two

the answers would be

the first one and the second one

no statements shown

the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl

it should have an internal chamber and two thermometers sticking out of the top. the internal chamber will also be closed off from the outside.