This substance should never be used to put out a petrol or oil fire

1-why is it important that the small beaker that you are weighing is clean and try?

Balanced Chemical equation aqueous manganese (II) chloride, liquid water and chlorine gas

Which of the following is NOT true about performing biological investigations? A. Scientists are trained to conduct their investigations safely. B. Reading and understanding the steps before conducting an experiment is necessary for safety. C.

Which part of an individual amino acid distinguishes it from other amino acids?

What is the molarity of a solution that contains 85.0 grams of Na2SO4 in 325 milliliters of solution? (The mass of one mole of Na2SO4 is 142 grams.) 0.195 M 0.599 M 1.84 M 6.22 M

Explain how the molar mass of a gas affects the rate at which the gas diffuses and effuses

Wat is a redox reaction

What is the difference between an organic and inorganic molecule

The variable that you plan to change during the course of an experiment is?

It is often necessary to prepare a dilute solution from a more concentrated solution rather than starting from a solid and just dissolving it then adding water. This technique is called serial dilution.