Which of the following is an example of a pure substance?

A. air

B. salt water

C. granite

D. aluminum

Kevin has 5 fish in his fish tank jasmine has 4 times as many fish as Kevin. How many fish does jasmine have?

Decribe the difference between and climate.

What is the sum of 2.7 g and 2.47g expressed in the correct number of significant digits

What are insulated foam cups most likely mode out of? polymyethyene polystyrene nylon thread vulcanized rubber

In model 1 the original amino acids are combined through a condensation reaction to make the dipeptide. a. what does r1 represent in the dipeptide?

The Ka of an acid is 1.3 x 10^-7. Based on the Ka and its relationship with Kw, what is the value of Kb? Use KaKb=Kw 1.3 x 10^-21 7.7 x 10^-15 1.3 x 10^-14 7.7 x 10^-8

A covalent bond is best described as Question 1 options: the sharing of electrons between atoms. the transfer of electrons. a bond between a metal and a nonmetal. a bond between a metal and a polyatomic ion.

From the list below, choose which groups are part of the periodic table

Gypsum is a mineral that is used in the construction industry to make drywall (sheetrock). The chemical formula for this hydrated compound is CaS04 • 2H20. A hydrated compound contains water molecules within its crystalline structure.

What is plasma from which clotting factors have been removed called?