Answer:c
Explanation:
it’s gained kinetic from the gravitational potential energy at the top
Answer:
NH³
Explanation:
the 3 should be at the bottom of the H
Answer:
Beyond the centre of curvature
Explanation:
Number of moles of NO2 = 11.5/(14+16x2) =0.250mol
Mole ratio: 4NO2 to 1O2
Number of moles of O2=0.250/4 =0.0625mol
Mass of O2 produced= 0.0625x32 =2g
Answer: B
Answer: you need to take the -logarithm of the concentration of hydrogen ions that are in the solution (pH=−log(1×10−8M)=8) so the pH of the solution is 8
hope i helped good luck!
