3 years ago

What is the total amount of kinetic and potential energy of a substance?

Chemistry

1 answer:

Serhud [2]3 years ago

7 0

Answer:

I <em><u>THINK mechanical energy</u></em>

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59 Q.No. 28 b Hydrogen peroxide can act as oxidizing as well as reducing agent with example.

professor190 [17]

Answer:

Hydrogen peroxide can function as an oxidizing agent as well as reducing agent.

H2O2 act as oxidizing agent in acidic medium.

Explanation:

Example : 2FeSO4 +H2SO4 +H2O2 —>

(ferrous sulphate)

Fe2(SO4)3 +2H2O

(ferric sulphate)

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1 year ago

Amphiphilic molecule: ___________

erica [24]

The answer is E - have both hydrophilic and hydrophobic groups.

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3 years ago

A 40.0-mL sample of 0.100 M HNO2 (Ka = 4.6 x 10-4 .) is titrated with 0.200 M KOH. Calculate: a. the pH when no base is added b.

In-s [12.5K]

Answer:

a) 2.173

b) 20ml

c) 3.87

d) 4.35

e) 8.8

f) 12.45

Explanation:

chech the attachment for explanationns

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3 years ago

What is the mass of 3.04×10^-4 mol of baking soda, NaHCO3?

Zigmanuir [339]

Answer:

0.025536g

Explanation:

no. of mole = mass/Mr

mass = Mr × no. of mole

= [23 + 1 + 12 + 3(16)] × 3.04×10^-4

= 0.025536g

= 0.0255g (3 significant figures)

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3 years ago

Which number is different for isotopes of the same element?

tankabanditka [31]

Answer:

D number of protons or atomic mass

4 0

2 years ago

Read 2 more answers