The concentrations of a reaction are measured to determine reaction rates. if the concentration of the reaction's product increases from 0.0250m to 0.484m in 3.00mins, determine the average reaction rate during this time period?
1.28 × 10-3 mol/(l × s)
2.55 × 10-3 mol/(l × s)
5.10 × 10-3 mol/(l × s)
1.02 × 10-2 mol/(l × s)

One of the methods used to reduce energy use is: a. energy efficiency c. energy conservation b. energy reservation d. energy holding select the best answer from the choices provided a b c d i know the answer is not option a

Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi

Duchenne muscular dystrophy is a serious condition caused by a recessive allele of a gene on the human x chromosome. the patients have muscles that weaken over time because they have absent or decreased dystrophin, a muscle protein. they rarely live past their twenties. how likely is it for a woman to have this condition? a) women can never have this condition. b) one-fourth of the daughters of an affected man would have this condition. c) one-half of the daughters of an affected father and a carrier mother could have this condition. d) only if a woman is xxx could she have this condition.