Magnetism easily separates what mixture?

A). Sand and glass

B). Sand and iron

C). Sand and clay

D). Sand and aluminum

Compare and contrast an electromagnet and a permanent magnet.

Gases Solids compress more easily than liquids or gases. True False

A sample of 54.0 g of methanol is heated from 25.0 °c to 35.0 °c. how much heat is required? the specific heat capacity of methanol is 2.48 j g-1 k-1.

Which chemicals would be the best indicator that the unknown substance is a plant?

How does earth itself inspire human endeavors

Whats a solution! people

How do compounds affect an atom's stability

You need to make 10 mL of 2 mg/ml solution of protein and you have 25 mg/mL solution. How much protein solution and water do you need to mix in order to make the required solution?

The definition of volume is? a) width*height b) the space occupied by mass c) the space occupied by a liquid d) the mass of liquid required to fill a container

What is the empirical formula of a substance that is 53.5% C, 15.5% H, 31.1% N?