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Pavel [41]
2 years ago
5

What is the [H+] and [OH-] of a 3.5 M HCIO3 solution?

Chemistry
1 answer:
levacccp [35]2 years ago
3 0

Answer: H+ ia helyuim

explinanation: Hope this helped!!

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radioisotope actinium 225 has half life of 10 days, I begin with 16 kg of this isotope, how much will remain after 40 days?
Igoryamba
N(t)=N_{0}(\frac{1}{2})^\frac{t}{\tau_{_\frac{1}{2}}}}\\\\
N_{0}=16kg\\
t=40days\\
\tau_{_\frac{1}{2}}}=10days\\\\\\
N(t)=16kg*(\frac{1}{2})^{\frac{40}{10}}=16kg*\frac{1}{16}=1kg
3 0
3 years ago
Plant cells have a large central vacuole, which animal cells lack. What function does this organelle perform?
Lapatulllka [165]
The central vacuole stores materials, wastes, and helps give the plant structure and support.

Hope this helps!
5 0
3 years ago
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The measure of the amount of dissolved salt in a liquid sample is called
Ann [662]

The answer is salinity, salinity is the saltiness or dissolved inorganic salt content of a body of water.

7 0
3 years ago
What is the charge of bromine ion ?
Zarrin [17]

Answer:

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Explanation:

6 0
2 years ago
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An object weighting 9.6 grams is placed in a graduated cylinder displacing the volume from 10.0mL to 13.2 mL
grigory [225]

The volume of object is 3.2 ml

<h3>Explanation:</h3>

Given:

Mass of the object = M = 9.6 g

Initial volume of liquid: V_1 = 10.0\ ml

Final volume of liquid after displacement: V_2 = 13.2\ ml

Total volume of the displaced object inside a graduating cylinder will be given as difference between the final volume and initial volume of the expanding object.

V = V_2-V_1 = 13.2 -1 0.0 = 3.2\ ml

V = 3.2 ml

3 0
3 years ago
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