In the chemistry laboratory why do scientists use a mortal and pestle

You measure the mass and volume of a sample of metal and record the values. You double the mass of the sample and find the new volume of this larger sample. How would the new volume compare to the original volume?

How many joules of heat are lost by 3580 KG granite as it goes from 41.2°C to - 12.9°C

What processes would cause increased abrasion along the coastal region? Explain.

What is most likely to happen when two fluorine (F) atoms bond? Electrons will be equally attracted to both atoms. One atom will attract electrons more strongly than the other.

I am making chocolate milk. the milk weighs 10 Oz, and the syrup weighs 2oz. how much does the mixture weigh?

What characteristics of water allow it to have high surface tension?

Obtaining scientific data from a distance is called?

What is organic chemistry?

What is the total number of electrons shared in a double covalent bond between two atoms? (1) 1 (3) 8 (2) 2 (4) 4

Which method separates mixtures according to the rates their components travel through a material? yhaoo answers?