When water is mixed with copper sulfate the water turned a blue colour. Is this a physical or chemical property. Explain your answer

P. s the copper sulfate is blue itself

Why is refraction so important in eyeglasses.

What is hydrolysis of a salt and give an example

How many nickels are in 3 rolls of nickels

The distance from the sun to the earth would be which phrase best completes the sentence

A pot contains 6 L of brine at a concentration of 110 g/L. How much of the water should be boiled off to increase the concentration to 200 g/L?

Which of the following solutions is a good buffer system? Which of the following solutions is a good buffer system? a solution that is 0.10 M HF and 0.10 M LiC2H3O2 a solution that is 0.10 M HC2H3O2 and 0.10 M LiC2H3O2 a solution that is 0.

Which formula shows a substance that is not molecular?

Brainstorm how you could run a pcr reaction if you did not have access to a thermal cycler.

Ch4+br2=ch3br+hbr which type of reaction does this equation represent

Would you use sandstone or slate for building