Health Canada’s guideline for the maximum lead content in drinking water is 0.0050 ppm. Assuming a person consumes 1.1 L a day, how much lead would they consume in a year?

One does not belong why? ice, gold ,wood ,diamond and table salt

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.