Answer:
That substance is an element.
Explanation:
Atoms in a substance have the same identity, that substance is an element. in other words if all atoms are alike then it is an element.
Ive gotten this question asked to me before.
(3) It involves interactions between biotic and abiotic
factors.
Explanation:
An ecosystem involves the interaction between biotic and abiotic factors.
The biotic factors are the living components of the ecosystem. The abiotic factors are the non-living components.
An ecosystem is made up the interaction between living organisms and their environments.
- Ecosystem are combination of the community of lives and the environment.
- The environment contains the non-living abiotic components.
- The organisms are the living components.
- All of this merges together to form of the ecosystem.
learn more:
Ecosystem brainly.com/question/2456852
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Answer: False
Explanation:
In chemical reactions new substances are formed.
I'm not sure if this is the exact answer for I do not learn this in school yet. But I hope this helps!
3 ZnS + 2 AlP = Zn3P2 + Al2S3
- Kana
Answer:
SAr = 3.75 E-3 M ≅ 4.0 E-3 M
Explanation:
Henry's law:
∴ Sg: gas solubility (mol/L)
∴ Kh: Henry's constant ⇒ Kh Ar = 1.5 E-3 mol/atm.L.....from literature
∴ Pg: Partial pressure of gas on solution (atm)
If Pg = 2.5 atm
⇒ Sg = (1.5 E-3 mol/atm.L)(2.5 atm)
⇒ Sg = 3.75 E-3 M
