Answer:
Nickel (Ni) is most likely to form more than one kind of positively charged ion as it is a transition metal and all of the ther metals have a fixed ion charge.
Na becomes Na+
Ba becomes Ba +2
Mg becomes Mg+2
Explanation:
please mark brailiest
True , advertisements are made to trick consumers with mind tricks
Answer:
18
At STP, 22.4 liters of a gas forms one mole that is 6.023×10
23
molecules.
Volume of CO
2
in 1 litre of air =
100
0.03
×1 L
∴ No. of molecules of CO
2
=
22.4
6.023×10
23
×
100
0.03
=8.066×10
18
Explanation:
I guess it's this
<u>Answer:</u>
Option(b)
Finding new sources of fresh water is not the correct method For solving the world water crisis the solution
<u>Explanation:</u>
Very small amount of water available on earth is fresh water and can be used by humans for drinking and other basic necessities. Finding a new source for fresh water is a difficult also there is an no source found yet according to physical geography of the earth
Water consumption is need of the hour as the population of 7 billion can not survive without it and reducing over consumption can help save huge amounts of water.
Answer:
It's basically a positive charged atom.
Explanation: