Chemistry, 26.06.2019 08:00 HockeyBlockpk2857
The electronic configuration of an element is given below. element 1: 1s22s22p4 which statement about the reactivity of the element is true? a. it is reactive because it has to gain an electron to have a full outermost energy level. b. it is unreactive because it has to lose an electron to have a full outermost energy level. c. it is reactive because it has to gain two electrons to have a full outermost energy level. d. it is unreactive because it has to gain two electrons to have a full outermost energy level.
Answers: 1
Chemistry, 22.06.2019 00:30
Butadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2c4h6(g) --> c8h12(g) the following data were collected for this reaction: time (min) [c4h6] (m) 0 0.36 15 0.30 30 0.25 48 0.19 75 0. determine the order of the reaction and the rate constant. 1st order and k = 4.3x10 -4 s-1 1st order and k = 2.3x10-4 s-1 2nd order and k = 4.3x10-4 s-1 2nd order and k = 2.3x10-4 s-1 zero and k = 4.3x10-4 s-1
Answers: 3
Chemistry, 22.06.2019 17:00
Complete each row of the table below by filling in the missing prefix or missing exponent.
Answers: 1
Chemistry, 22.06.2019 19:30
To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %
Answers: 3
Chemistry, 22.06.2019 20:40
What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.
Answers: 1
The electronic configuration of an element is given below. element 1: 1s22s22p4 which statement a...
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