subject
Chemistry, 17.10.2019 10:00 drma1084

He mc002-1.jpghrxn of formation of carbon dioxide is negative. which statement is true?
the reaction is endothermic.
the reaction is exothermic.
the amount of carbon dioxide is more than the amount of reactants.
the amount of carbon dioxide is less than the amount of reactants.

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 21.06.2019 13:50
An engineering team designs a new rocket that is faster and lighter than any other model being produced. however, the materials end up being so expensive that no company can afford to buy them. which step of the engineering process should have addressed this problem? a. know the background. b. evaluate the results. c. identify a need. d. do the work.
Answers: 2
question
Chemistry, 22.06.2019 10:00
In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent
Answers: 1
question
Chemistry, 22.06.2019 14:50
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
Answers: 3
question
Chemistry, 22.06.2019 23:30
The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth
Answers: 1
You know the right answer?
He mc002-1.jpghrxn of formation of carbon dioxide is negative. which statement is true?
the r...
Questions
question
Chemistry, 16.12.2019 07:31
Questions on the website: 13722360