Show Help
Question 10 of 10
7 78%
Chemistry, 16.10.2020 20:01 KitKat22Rose9
Ey Stage 3 Science - Chemistry
Reduce contrast
Show Help
Question 10 of 10
7 78%
Julie blows a bubble. At first, the pressure of the gas in the bubble is 4kPa. The bubble floats into the air and expands. When it gets to the top of
a tree the bubble has a pressure of 2kPa and a volume of 3.5m?. Assuming a constant temperature, what was the volume in mº of the bubble
when it was first blown?
Enter your answer as a number
m3
Answers: 3
Another question on Chemistry
Chemistry, 22.06.2019 05:30
According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc
Answers: 3
Chemistry, 22.06.2019 11:50
Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘
Answers: 2
Chemistry, 22.06.2019 12:10
Consider the reaction: n2(g) + o2(g) ⇄ 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?
Answers: 3
Chemistry, 22.06.2019 13:00
One of the hopes for solving the world's energy problem is to make use of the fusion reaction 21h +31h --> 42he + 10n + energy how much energy is released when 1 mol of deuterium is fused with 1 mol of tritium according to the above reaction? the masses of the atoms and the neutrons are as follows: 21h = 2.0140 amu 31h = 3.01605 amu 42he = 4.002603 amu 10n = 1.008665 amu. the speed of light is 2.9979 x 108 m/s.
Answers: 1
You know the right answer?
Ey Stage 3 Science - Chemistry
Reduce contrast
Show Help
Question 10 of 10
7 78%
Show Help
Question 10 of 10
7 78%
Questions
Mathematics, 22.05.2020 07:01
Mathematics, 22.05.2020 07:01
Mathematics, 22.05.2020 07:01
Mathematics, 22.05.2020 07:01
History, 22.05.2020 07:01
Mathematics, 22.05.2020 07:01
Health, 22.05.2020 07:01
Physics, 22.05.2020 07:01
English, 22.05.2020 07:01
