When substances go through chemical changes what happens

If two moles of aluminum chloride are dissolved in two liters of water, how does the vapor pressure of the water change?

If you experience a painful bee sting, there is formic acid at work. Which type of organic compound is responsible for your suffering

A fruit fly is classified as a consumer rather than as a producer because it is unable to

Which process transfers heat from a hot pavement to a person sitting on it?

An animal that backs on a warm rock during the morning hours but retreats to the shade of the rocks during the middle of the day is mostly likely a (n) A. ectotherm B. endotherm C. vertebrate D. chordate

What is the oxidation number for CO2

Which is a property of acids in aqueous solutions?

On the periodic table, calcium and bromine are located in period 4. What is one difference between the two elements? A. Calcium atoms are more reactive than bromine atoms. B.

Who's theory states that atoms are made up of empty space with electrons around a positively charged mass?

O3 (g) + NO (g) O2 (g) + NO2 (g) Write the equalibrium expression