How many water molecules are in a block of ice containing 1.00 mol of water (H2O) ?

Is magnesium a positive or negative ion

What does physical weathering involve?

A solvent is simply a substance that can dissolve other molecules and compounds, ... Because of its polarity and ability to form hydrogen bonds, water makes an ... to solute molecules, as in an aqueous solution, these interactions lead to the ...

Describe earths internal and external heat engines

By studying fossils, scientists get an idea of ...

As the elements in Group 17 are considered in order of increasing atomic number, the chemical reactivity of each successive element (1) decreases (2) increases (3) remains the same

What is the concentration of an acid with a pH of 2?

g Assuming that the specific heat of the solution is 4.18 J / (g⋅∘C), that its density is 1.00 g/mL, and that the calorimeter itself absorbs a negligible amount of heat, calculate ΔH in kilojoules for the reaction.

Calculate the percent ionization of 0.0075 m butanoic acid (ka = 1.5 x 10-5) in a solution containing 0.085 m sodium butanoate.

A gas has a volume of 5.0 L at a pressure of 50 KPa. What happens to the volume when the pressure is increased to 125?