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Tom [10]
4 years ago
9

I need help! what is the chemical makeup of hydrogen peroxide!! answer is worth 20 points. ¢¢

Chemistry
1 answer:
evablogger [386]4 years ago
7 0

Answer:

H2O2

Explanation:

it is made up of Oxygen and Hydrogen. Unlike water which is H2O Hydrogen peroxide is made up of 2 oxygen atoms

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Will the average vibrational energy of nitrogen gas (N2) at 22 c be greater than, less than, or equal to the average vibrational
AnnyKZ [126]
Higher because N2 is a gas which will have higher vibrational energy than solid NaCl
4 0
3 years ago
If 9.71 mL of 0.252 KOH is used to complete titrate 15.0 mL of HCL , how many moles of HCL are in the solution ?
Andreas93 [3]
<h3>Answer:</h3>

0.00245 moles of HCl

<h3>Explanation:</h3>

We are given;

Volume of KOH = 9.71 mL

Molarity of KOH = 0.252 M

Volume of HCl = 15.0 mL

We are required to determine the number of moles of HCl  

<h3>Step 1: Write the balanced equation for the reaction</h3>

The reaction between HCl and KOH is given by;

KOH(aq) + HCl(aq) → KCl(aq) + H₂O(l)

<h3>Step 2: Calculating the number of moles of KOH</h3>

Molarity = Moles ÷ Volume

Rearranging the formula;

Moles = Molarity × Volume

          = 0.252 M × 0.00971 L

          = 0.00245 moles

<h3>Step 3: Moles of HCl </h3>

From the equation, 1 mole of KOH reacts with 1 mole of HCl

Therefore, the mole ratio of KOH : HCl is 1 : 1

Thus,

Moles of HCl will be 0.00245 moles

Therefore, there are 0.00245 moles of HCl in the solution.

7 0
3 years ago
Tomas takes a walk next to the ocean and finds a jellyfish that has washed ashore. Curious, he does some research about
Oksi-84 [34.3K]

Answer:

The answer is absolutely D!

Jellyfish do have a digestive system because they eat a ton so A is not true

Jellyfish CAN survive in fresh water because they can be kept in fresh water aquariums so B is not true

Jellyfish ARE made of cells because it is a living creature and that is all the proof you need XD so C is also not true

That leaves you with your answer: D

Please Mark Brainiest

8 0
2 years ago
Students are completing an investigation on types of heat transfer. For one part of the investigation, they place their hand on
aksik [14]
I think the answer is A conduction
5 0
3 years ago
Question 2 (1 point) Saved
Diano4ka-milaya [45]

Answer:

False, the electrons are on the outside protons and neutrons are in the center

Explanation:

5 0
3 years ago
Read 2 more answers
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