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malfutka [58]
3 years ago
6

Unit 2: solution, acids, and bases answers please?!

Chemistry
1 answer:
ollegr [7]3 years ago
4 0
I don't understand . Sorry :(
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1. Synthesis reaction

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3 years ago
How many total atoms are in 0.170 g of p2o5?
Pachacha [2.7K]
7.20594 x 10^20

First you must determine how many moles of P3O5 you have. This is done by using the formula
Number of moles (n) = mass in grams of substance (m) /divided by/ Molar mass (M) [this is the sum of the atomic mass of all atoms in the compound]

n = 0.170 / P (31 x 2) + O (16 x 5)
n = 0.170 / 142
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Then you use avagadros number 6.02 x10^23 this is the number of atoms in one mole of any substance. Since you have 0.001197 moles you multiply the number of moles by avagadros number

0.001197 x (6.02 x 10^23)
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4 years ago
Which of the following conditions explains Floridas risk of muck fires​
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Explanation:

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