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Rudik [331]
3 years ago
10

Why is a chemical indicator added to the flask in which a titration will occur?

Chemistry
1 answer:
IRINA_888 [86]3 years ago
6 0
I would  think C. To neutralize the acid before adding the base. I hope this helps love! <3
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Which cell living organism are diploid
Vera_Pavlovna [14]

Question

<em>which cell living organism are diploid?</em>

Answer:

<em>Ploidy is the area of biology that refers to the number of chromosomes in a cell. Therefore, cells with two sets are diploid, and those with one set are haploid. In diploid organisms, such as humans, the haploid cells are used only for the sex cells for reproduction, while the rest of the cells are diploid.</em>

Hope this helps!


7 0
3 years ago
Read 2 more answers
Which of the following conclusions might a scientist make when fossils of two different species of very similar organisms are fo
nata0808 [166]

Answer:

if its multiple, C and D, if not, C

Explanation:

brainliesttt?

5 0
3 years ago
What is the iupac name of this structure?
alexgriva [62]

Answer:

3–ethyl–4–methylhexane.

Explanation:

To name the above compound, do the following:

1. Determine the functional group of the compound.

2. Locate the longest continuous carbon chain. This gives the parent name of the compound.

3. Identify the substituent group attached to the compound.

4. Give the substituent the lowest possible count.

5. Combine the above to name the compound.

Now, we shall name the compound given in the question above as follow:

1. The compound contains only single bond. Therefore, the compound belong to the alkane family.

2. The longest continuous carbon chain is 6 i.e hexane.

3. The substituent group attached are:

i. Methyl, CH3.

ii. Ethyl, CH2CH3.

4. we shall name the substituents alphabetically i.e ethly will come before methyl. Therefore,

Ethyl is located at carbon 3.

Methy is located at carbon 4.

5. Therefore, the name of the compound is:

3–ethyl–4–methylhexane.

5 0
3 years ago
How many moles of alumminum os needed to react woth 6.34 moles of fe3o4 in thereaction below? 8al + 3fe3o4_ 4al2o3 +9 fe
Alecsey [184]

 The moles of Al  that is needed  to react with  6.34   moles of Fe3O4  is  16.9 moles


<u><em> Explanation</em></u>

<em>  </em>8 Al+ 3Fe3O4 →  4 Al2O3 + 9Fe


use of  mole  ratio  of Al: fe3O4 to calculate  the  moles of  Al

The mole  ratio  of  Fe3O4 : Al  is 8:3  therefore the  moles of  Al =

6.34 moles x8/3 = 16.9 moles

7 0
3 years ago
If it takes 100 N to move a box 5 meters, what is the work done on the box?
JulijaS [17]
<h3>Answer:</h3>

500 Joules

<h3>Explanation:</h3>

<u>We are given;</u>

  • Force is 100 N
  • Distance is 5 m

We are required to calculate the work done;

  1. Work done is the product of force and distance.
  2. That is, work done = Force × distance
  3. Work is measured in Joules

Thus, in this case;

Work done = 100 N × 5 m

                  = 500 Joules

Thus, the work done in moving the box is 500 joules

8 0
4 years ago
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