Answer as many as you want/can but put the question number beside the answer : )
1.) most of...
Chemistry, 13.07.2019 10:10, lukels1983
Answer as many as you want/can but put the question number beside the answer : )
1.) most of the volume of an atom is occupied by the
a. nucleus.
b. nuclides.
c. electron cloud.
d. protons.
2.) ag-109 has 62 neutrons. the neutral atom has
a. 40 electrons.
b. 47 electrons.
c. 53 electrons.
d. 62 electrons.
3.) what is the maximum number of electrons in the second principal energy level?
a. 2
b. 8
c. 18
d. 32
4.) for n = 4, the number of possible orbital shapes is
a. 1.
b. 4.
c. 16.
d. 32.
5.) according to the aufbau principle,
a. an orbital may be occupied by only two electrons
b. electrons in the same orbital must have opposite spins
c. electrons enter orbitals of highest energy first
d. electrons enter orbitals of lowest energy first
6.) the major difference between a 1s orbital and a 2s orbital is that
a. the 2s orbital can hold more electrons.
b. the 2s orbital has a slightly different shape.
c. the 2s orbital is at a higher energy level.
d. the 1s orbital can have only one electron.
Answers: 2
Chemistry, 21.06.2019 18:30, willcohen42
150.0 grams of asf3 were reacted with 180.0 g of ccl4 to produce ascl3 and ccl2f2. if the actual yield of ccl2f2 was 127 g, what is the percent yield?
Answers: 2
Chemistry, 22.06.2019 05:00, hjamya17
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 1
Chemistry, 22.06.2019 10:00, shayneseaton
The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation
Answers: 1
English, 08.02.2021 04:50
Mathematics, 08.02.2021 04:50
Mathematics, 08.02.2021 04:50