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zhannawk [14.2K]
2 years ago
11

2. Pick two materials that float from the table above.

Chemistry
1 answer:
8090 [49]2 years ago
7 0

Explanation:

so let's say fertilizer sinks it would be higher density and like salt it would be a solvent hope that helps honestly it probably did not but kind of a guide I guess and another one is ice it will be like a toy and here's a tip water is and always will be 1 gl

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Which of the following conversion factors would be used to calculate the number of moles of Cl2 produced if 11 moles of HCl were
irina [24]

The conversion factor that would be used to calculate the number of moles of Cl2 produced if 11 moles of HCl were present in the reaction is as follows:

4 mol HCl; 2 mol Cl2

<h3>How to calculate number of moles stoichiometrically?</h3>

The number of moles of a reactant or product of a reaction can be calculated using stoichiometry.

According to this question, the following balanced chemical reaction was given:

4HCl + O2 --> 2Cl2 + 2H2O

This reaction shows that 4 moles of HCl is required to produce 2 moles of Cl2, therefore, this is the conversion factor that would be used to calculate the number of moles of Cl2 if 11 moles of HCl was present.

Learn more about stoichiometry at: brainly.com/question/9743981

#SPJ1

3 0
1 year ago
Why does mass decrease when sugar dissolved in water
kap26 [50]

Answer:

Because the same amount of sugar is still there. The solid sugar crystals break apart in water as the sugar dissolves, but the individual sugar particles or molecules are still present and do not change as a result of dissolving in the water. The combined mass of the sugar and water shouldn't change.

7 0
3 years ago
What are the groups of cation​
r-ruslan [8.4K]

Answer:

1,2,3

Explanation:

Group I, II and III tend to lose electrons and thus form cations

3 0
3 years ago
What is the frequency of a photon with an energy of 3.26 x 10-19 J?
Kobotan [32]

Answer:

B.

from \: eisteins \: energy \: relation :  \\ E = hf  \\ h \: is \: plancks \: constant\\ 3.26 \times  {10}^{ - 19}  = 6.63 \times  {10}^{ - 34 }  \times f \\ f =  \frac{3.26 \times  {10}^{ - 19} }{6.63 \times  {10}^{ - 34} }  \\ f = 4.92 \times  {10}^{14}  \: Hz

8 0
2 years ago
You were asked to determine the identity of an unknown liquid and can measure only one physical property. you heat the liquid an
Butoxors [25]
I did this before and i had got an A no it but its been along time tho
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3 years ago
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