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Sergeeva-Olga [200]
3 years ago
7

HELP ASAP

Chemistry
2 answers:
vitfil [10]3 years ago
8 0
Looking at the following answers, and considering the definition of a biological community I believe the answer is D.
Alekssandra [29.7K]3 years ago
3 0

the answer would be D) The bison, elk, aspen, and microorganisms in Yellowstone

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Give the empirical formula for C↓8H↓8
mr_godi [17]

Answer:

Empirical formula of  C₈H₈ =  CH

Explanation:

Data Given:

Molecular Formula = C₈H₈

Empirical Formula = ?

Solution

Empirical Formula:

Empirical formula is the simplest ration of atoms in the molecule but not all numbers of atoms in a compound.

So,

tha ration of the molecular formula should be divided by whole number to get the simplest ratio of molecule

        C₈H₈ Consist of  Carbon (C), and Hydrogen (H)

Now

Look at the ratio of these two atoms in the compound

                         C : H

                         8 : 8

Divide the ratio by two to get simplest ratio

                          C : H

                       8/8 : 8/8

                         1   :  1

So for the empirical formula is the simplest ratio of carbon to hydrogen 1 : 1

So the empirical formula will be

                     Empirical formula of  C₈H₈ =  CH

4 0
3 years ago
Which action would most likely create a light waye?
ladessa [460]
The answer that h are looking for is c
8 0
2 years ago
Read 2 more answers
Help please. Which mass of urea, CO(NH2)2, contains the same mass of nitrogen as 101.1 g of potassium nitrate?
Masja [62]
Did u mean mass of potassium nitrate or the mass of nitrogen in potassium nitrate

6 0
3 years ago
Hich of the following is an oxidation-reduction reaction?
KiRa [710]

The oxidation-reduction reaction from the reactions above is

ZnS(s) + 2O2(g) ------ ZnSO4(s)

<h3>What is redox reactions?</h3>

Oxidation-reduction or redox reaction is the type of chemical reaction in which oxidation states of substrate changes

So therefore, the oxidation-reduction reaction from the reactions above is

ZnS(s) + 2O2(g) ------ ZnSO4(s)

Learn more about oxidation-reduction reactions:

brainly.com/question/10668495

#SPJ1

6 0
1 year ago
2. How do we know if a hypothesis is scientific?
antoniya [11.8K]
The hypothesis can’t be a opinion or something that has nothing to do with your work

For example;if you want to see if your toilet paper is sturdy and you say “i think it will cause the commercial says it does” (wrong) answer would have to be “i infer that the toilet paper will be sturdy because it looks more resistant than other paper I’ve seen”
8 0
3 years ago
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