Answer:
True
Explanation:
According to Aufbau's principle "sublevels with lower energies are filled up before those with higher energies".
Sublevels do not fill up in numerical order but there is a certain manner in which they are filled. The pattern is shown below:
1s 2s 2p 3s 3p 4s 3d 4p 5s 4d 5p e.t.c
We see that the 4s gets filled before the 3d sublevel.
Answer:
6.054×10²⁵
Explanation:
1)find number of moles of zinc
2)multiply the mole of zinc with 2
3)use the formula mol = number of particle/ avogadro constant
Answer:
If earth was 103 miles away from the sun, earth wouldn't be here, it would have burned up. But lets pretend that if earth didn't burn up, it wouldn't be able to support life because of these reasons. The temperature will be 10000 times hotter than it is now. The extreme heat will evaporate any water instantly, which means no water for plants to live in... There will also be no atmosphere because the sun will burn it up, because the sun will be in the atmosphere, so there will also be no oxygen.
Answer:
Explanation:
Mass of dog =
So,
Mass of the dog in the other units is , and .