Which phrase best describes a chaparral?
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a. has low-growing, tough shrubs and rocky, dry soils
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b. receives less than 25 cm of precipitation per year
c. is home to herds of giraffes, zebras, and wildebeests
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d. contains mostly needle-leaved evergreen trees

How many molecules are in 6.0 moles of methane

Consider the following multistep reaction: a b→ab(slow) a ab→a2b(fast)−−−−−−−−−−−−−−−−− 2a b→a2b(overall) based on this mechanism, determine the rate law for the overall reaction. express your answer in standard masteringchemistry format. for example, if the rate law is k[a]3[b]2 type k*[a]^3*[b]^2

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules