Chemistry
user35508
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I am a 9th grader learning new topics.

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All Questions Answers
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5
Chromium cyanide complexes
Nov 18 '19
3
How was the dissociation constant of water determined?
Nov 1 '16
3
Derivation of mean kinetic energy
Oct 19 '16
2
Order of Nucleophilicity
Feb 4 '19
2
Which is a better oxidising agent: concentrated nitric acid or dilute nitric acid?
May 17 '18
1
Why can't sodium salts be produced through a reaction between a metal and an acid?
Oct 1 '16
0
How were weights of elements and compounds determined? [duplicate]
May 30 '17
0
Derivation of Ideal Gas Law with Boltzmann's Constant
Nov 2 '16
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11
Finding the last two digits of a number
8
The expression $\sqrt{13+3\sqrt{\frac{23}{3}}} +\sqrt{13-3\sqrt{\frac{23}{3}}} $ is which type of number?
7
The roots of the equation $x^4-8x^3+ax^2-bx+16=0$ are positive if
7
Find the value of the series $\frac{8}{5} + \frac{16}{65} + \frac{24}{325} + \frac{32}{1025} + ...$ to 20 terms.
7
Find $\sum_{r=1}^{20} (-1)^r\frac{r^2+r+1}{r!}$.

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