Determining the density of unknown metals

You need to produce a buffer solution that has a pH of 4.87. You already have a solution that contains 10. mmol (millimoles) of acetic acid. How many millimoles of sodium acetate will you need to add to this solution? Ka for acetic acid is 1.8*10-5.

The formation of covalent bonds is ...

5.0x10^4mg to kg and answer in scientific notation

Which of the following is not a ionic compound

Balance the equation for this reaction in an acidic solution MnO-4 to NO-3+Mn+2

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda