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Gekata [30.6K]
3 years ago
8

What are the correct coefficients when this chemical equation is balanced? * P4 + 02 P2O5

Chemistry
1 answer:
finlep [7]3 years ago
3 0

Answer:

What are the correct coefficients when this chemical equation is

balanced? *

P4 + 02 P2O5

<h2>1, 5, 2</h2>

Explanation:

For this reaction we have a combination reaction. Balancing Strategies: This combination reaction is a lot easier to balance and if you can get an even number of oxygen atoms on the reactants side of the equation.

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Scientific notation of 2/10
miss Akunina [59]
The answer is 2 x 10-1
7 0
3 years ago
If the [H+] in a solution is 1 × 10–1 mol/L, what is the [OH–]? Show your work.
AVprozaik [17]
Hello!

The basic equations to solve this is
pH = -log[H+]
pOH = -log[OH-]
pH + pOH = 14
------------------------------------------------------------------------------------------------------
Find pH

pH = -log(1 * 10^-1)
pH = 1
------------------------------------------------------------------------------------------------------
Find pOH
1 + pOH = 14

pOH = 13
------------------------------------------------------------------------------------------------------
Find OH-
[OH-] = 10^(-pOH)
[OH-] = 1 * 10^-13mo/L

The answer is [OH-] = 1 * 10^{-13} mol/L

Hope this helps!
3 0
4 years ago
Why does hot water evaporate on ice
d1i1m1o1n [39]

Explanation -

<em>First: Ice will not evaporate in boiling water, it will melt. The input of energy is required to overcome the attractive forces between water molecules at the boiling point). This is in excess of the heat energy needed to raise water tothe temperature of the boiling point.</em>

<u><em>Please mark brainliest...</em></u>

5 0
3 years ago
Would you find rising air above a warm area of earth's surface or above a cool area
GenaCL600 [577]
Warm because of the earths surface which rises up on to the crust from magma
8 0
3 years ago
After performing a western blot analysis, you obtain a blot showing a single band. Plotting electrophoretic mobility of the mark
saveliy_v [14]

Answer:

The estimate is N  =  1936

Explanation:

From the question we are told that

The molecular weight of the protein is MW_p    =   213 kD   =  213 *10^{3} \  D

Generally the average molecular weight of amino acid is MW_a  =   110 \ D

Generally the number of amino acids in the protein is mathematically represented as

N  = \frac{MW_p}{MW_a}

         N  = \frac}{213 *10^{3}{110}

=> N  =  1936

3 0
3 years ago
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