harithjoypesp6vjby harithjoypesp6vjby

18-08-2018
Chemistry

contestada

Cold packs contain chemical that react to absorb heat. Which substances is used in cold packs?

A. Calcium Chloride
B. Sodium Carbonate
C. Magnesium sulphate
D. Ammonium nitrate

Respuesta :

Dawniee Dawniee

18-08-2018

D. Ammonium Nitrate. Firstly, I know because its the substance that when dissolved in water is colder than the beginning liquid, and Secondly, I cheated and looked in my first aid kit on an ice pack

Answer Link

Otras preguntas

The term persuade means to A. dissuade. B. influence. C. force. D. charm.

In a protein molecule, the number of amino acid molecules may be as few as _____. 5 500 50 5,000

Suppose you had 100 grams of water what is the molar mass of H2O

Which of the following words does not describe spartan society

explain how changes in weather are caused by the interactions of air masses

The rug in Alan's room has an area of 18 square feet. He is planning to buy another rug that is twice as long and twice as wide. What is the area of the new rug

what's the product of eight thirds and nine

solve the problem plz o,t,t,f,f

Command economies use __________ planning to maintain government control. A. social B. central C. community D. regional

In 3 billion repetitions of an experiment, a random event occurred in 500 million cases. We would expect the probability of this event to be close to ________.