Water is formed when two hydrogen atoms bond to an oxygen atom.

when a substance is made of two or more atoms like this, we call it
a) a mixture.
b) a complex.
c) a compound.
d) an element.

Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand

What should be the strand of complementary dna produced by the strand of dna shown below cgt ata

Achange in which factor will affect the rate of reaction only when gases are involved? temperature pressure surface area concentration