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Murrr4er [49]
2 years ago
6

How many atoms are in c8h8o3? Show your work

Chemistry
1 answer:
Gelneren [198K]2 years ago
8 0

Answer:

im positive that it's 19

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2MG+O2 ...........2MGO
Galina-37 [17]
Mg + 1/2 O2 → MgO

1 mol = 24 g of Mg

X mol = 12 g of Mg

x = 0.5 moles of Mg

Mg :MgO = 1:1 (coefficient from equations using mole ratio)

So

0.5 moles of MgO

1 mol MgO = (24+16) g = 40 g

0.5 moles of MgO = 0.5 × 40

= 20 g of MgO produced
5 0
2 years ago
what is the balanced net ionic equation for the reaction in acidic solution of fe2+ and kmno4 (fe2+ becomes ff3+ and MnO4 become
sveticcg [70]
The balanced half reactions are
4 Fe2+   ====> 4 Fe3+  + 4 e-

<span>MnO42- + 8 H+ +  4 e- ===>  Mn2+  + 4 H2O

The net ionic equation is
4 Fe2+ + </span>MnO42- + 8 H+ ===> 4 Fe3+  + Mn2+  + 4 H2O<span />
4 0
3 years ago
How many atoms of hydrogen are in 170 g of hydrogen peroxide (h2o2)?
Ede4ka [16]

I am pretty sure the answer is 1.5*10^25
5 0
3 years ago
How many grams are there in 2.3x10^24 atoms of silver
Sindrei [870]
First calculate using
n=N/Na (Na is avagardros number)

then substitute n into:
n=m/M (M is the molar mass)

your answer is: 412.06 g
7 0
3 years ago
Which part of earth absorbs the most sunlight?
UNO [17]

Answer:

atmosphere

Explanation:

The atmosphere absorbs the most in light because the atmosphere surrounds our planet

7 0
2 years ago
Read 2 more answers
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