Question

na2 co3 find molecular weight

Answer 1

HEYA DEAR FRND,
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HERE IS YOUR ANSWER,
Na=22.3
C=12
O=16

2(Na)+1(C)+2(O)

2(22.3)+1(12)+3(16)

44.6+12+48

105 gram approx

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Answer 2

Question:

Find the molecular weight of Na₂CO₃

Subject:

Chemistry

Topic:

Finding the molecular weight of the given compound

Solution:

To find the molecular weight of Na₂CO₃

$\boxed{ \begin{minipage}{10cm} Atomic Weights:\\\\\\Atomic Weight of Sodium = 23\\\\Atomic Weight of Carbon = 12\\\\Atomic Weight of Oxygen = 16\\\\\\Number of Atoms present :\\\\\\Number of Sodium Atoms present in Na_2CO_3= 2\\\\ Number of Carbon Atoms present in Na_2CO_3=1\\\\ Number of Oxygen Atoms present in Na_2CO_3=3\\\\\\ Molecular Weight of Na_2CO_3=\\\\\\ Na = 2\times 23=23\\\\ C=1\times12=12\\\\ O=3\times16=48\\\\\\ Molecular Weight of Na_2CO_3= 46+12+48=106.amu.\end{minipage} }$

Answer:

Molecular Weight of Na₂CO₃ = 106 amu

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