What is anything that has mass and takes up space considered to be?

Which of the following is NOT true of fusion? Question 9 options: 2 or more smaller atoms come together to create a larger atom Occurs in the stars, such as the sun Used in nuclear power plants High density, high temperature is required

Classify the outcomes based on whether they are caused by adding or removing a reactant from a chemical reaction. The rate of the forward reaction increases. The rate of the reverse reaction increases. The concentration of products increases.

Calculate the molality of a solution that contains 64.7 g of benzoic acid, C6H5COOH, in 427.1 mL of ethanol, C2H5OH. The density of ethanol is 0.789 g/mL.

How many molecules are in 4.0 mol h20

The addition of 3.72 g of Ba (OH) 2 · 8 H2O to a solution of 1.26 g of NH4SCN in 133 g of water in a calorimeter caused the temperature to fall by 4.3°C. Assuming the specific heat of the solution and products is 4.

How does temperature change affect waters cohesion?

Does NH3 dissolve in acetone?

If an unknown mineral has a hardness between 5 and 9, what could you do to the mineral to find out more about its hardness?

Which unit can be used to express the concentration of a solution? (1) L/s (3) ppm (2) J/g (4) kPa

Why do scientists need to study seismic waves to analyze the interior of the earth and the layers of the earth?