Summarize the difference between a legal law and a scientific law

What is the molar mass of Mn (ClO3) 2? Explain how you calculated this value.

What happens to the particles during condensation

A swimming-pool worker wants the pools pH to be 7.2. She comes by to test the water and finds that the pH is 6.2. What should she do to correct this solution?

Convert 1.00 atm of pressure to its equivalent in millimeters of mercury.

Half-life comparison Substance A Substance B Substance C Original amount 200 g 400 g 500 g ½ life 6 days 5 days 3 days From the table of data, substance C will have the least of the original amount remaining after 30 days even though it started with

Why does acetone have more surface tension than methanol?

What is the vapor pressure of the solution if 15.0 g of water is dissolved in 100.0 g of ethyl alcohol at 25 ∘C? The vapor pressure of pure water is 23.8 mmHg, and the vapor pressure of ethyl alcohol is 61.2 mmHg at 25 ∘C.

When 500 mL of 0.100 MAgNO3 is combined with 500 mL of HCl in a coffee-cup calorimeter, the temperature changes from 23.40 ∘C to 24.21 ∘C. Calculate ΔHrxn for the reaction as written. Use 1.00 g/mL as the density of the solution and C=4.

How much heat is required to warm 1.30 l of water from 24.0 ∘c to 100.0∘c? (assume a density of 1.0g/ml for the water.) ?

how many protons electrons and neutrons does a atom with the atomic number 50 and mass number 125 contain?