Can you give some choices?
I'll tell you a few that are monatomic, the Noble gases:
Helium
Neon
Argon
Krypton
Xenon
Answer:
21
Explanation:
Let us count the number of individual atoms for Na2S2O3 (the compound name):
Na: 2
S: 2
O: 3
This brings us to a total of 7 atoms for one molecule of sodium thiosulfate. For three of these compounds, we get 3*7=21
A: there is no unit. b: it doesn't present the temperature and pressure
Answer:
false
Explanation:
the hydrosphere is water and water has the biosphere and the geosphere in it.So your answer is false.