Question

7cm in meter
Math sum​

Answer 1

Answer:

7cm have 700m

the length is equal

the size is equal

In a reaction, 5.3 g of sodium carbonate reacted with 6 g of ethanoic acid. The products were 2.2 g of carbon dioxide, 0.9 g water and 8.2 g of sodium ethanoate. Show that these observations are in agreement with the law of conservation of mass.

Sodium carbonate + ethanoic acid →sodium ethanoate + carbon + dioxide + water

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Answer 2

1 m = 100cm

so, 7cm = 7/100 m

= 0.07cm

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