A proton has about 1836 times the mass of an electron. The best estimate of physicists is that the radius of a proton is about 8×10-16m and the radius of an electron is about 10-16m . If they are correct, then a proton has about ten times the diameter of an electron
Answer: The lower temperature reduces molecule speeds, reducing the number of effective collisions.
Explanation:
Answer:
d 2,4,3
Explanation:
2 Al2O3 ----> 4 Al + 3 O2