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Paladinen [302]
3 years ago
5

What causes the move from one era to another era?​

Chemistry
2 answers:
kvv77 [185]3 years ago
5 0

Answer:

most likely climate changes and or mass extinction

Explanation:

ANTONII [103]3 years ago
3 0

Answer:

Look below

Explanation:

Climate changes.

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Why is water considered the greatest solvent on earth
kotykmax [81]
1) H2O is able to dissolve both polar molecules and non polar ones
2) due to its extreme polarity it can even dissolve some I onic compounds
3 the h2o molecule itself is small in size
6 0
4 years ago
A sample of an iron ore is dissolved in acid, and the iron is converted to Fe2+. The sample is then titrated with 47.20 mL of 0.
Shalnov [3]

Answer:

33.21% is the right answer.

Explanation:

0.04720 L * 0.02240 mol / L = 1.0573*10-3

mol Fe+2 = 1.0573* 10-3 mol = 5.2864*10-3

mass of Fe= 5.2864 * 10-3  = 0.29522g

% of Fe in sample = 0.29522 g Fe / 0.8890 g of sample * 100 = 33.21%

3 0
3 years ago
Given the balanced equation representing a reaction:
romanna [79]
The answer should be neutralization
6 0
3 years ago
Read 2 more answers
Do the same volumes of H2O and H2SO4 have the same number of molecules?
Romashka [77]
No, they do not. Hope I helped! :)
5 0
3 years ago
Palmitic acid C16H32O2 is a dietary fat found in beef and butter. The caloric content of palmitic acid is typical of fats in gen
Luden [163]
C16H32O2(aq) --> 16CO2(g) + 16H2O(l) ... said its wrong though? 
<span>This is because you haven't added any oxygen needed for the combustion, so your equation does'nt balance. Also a solution in water [aq] doesn't burn! </span>
<span>Try </span><span>C16H32O2(s) + 23O2(g) --> 16CO2(g) + 16H2O(l) 

Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
</span>
7 0
3 years ago
Read 2 more answers
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