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Heating 1.124g of an unknown

Heating 1.124g of an unknown NaHCO3-NaCl mixture resulted ina mass loss of 0.270g.1) Calculate the mass of NaHCO3 present in the
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2. asked by Macey
3. 2,804 views
Stephen and Josie are each heating a sample of the same unknown liquid during an experiment. They record their observations in
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2. asked by Bray
3. 67 views
An original samplemof an unknown potassium chloride/potassium cholate mixture weighed 1.042g before heating and 0.943g after
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2. asked by Brittney
3. 588 views
14, 2 g of samples of hydrated sodium carbonate Na2C03.xH2O ( x is for the unknown value)was heated until no further change of
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2. asked by Kamogelo
3. 20 views
1000g of an unknown liquid was heated by a 20-watt heating element for 10 minutes. How much heat energy did the liquid receive
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2. asked by april
3. 375 views
You have been given a mixture of water and a unknown solid substance. Your teacher asks you to perform a heating process to
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2. 16 views
I'm doing a flame testing lab in which I'm supposed to be able to identify an unknown element by observing the color it emits
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2. asked by Brianna
3. 1,571 views
This diagram shows the heating of an unknown substance. (It is NOT water). Its melting point is_
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2. 11 views
You are given the melting point and boiling point of an unknown substance. You are to create a heating curve from the data
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2. asked by LostCoward
3. 94 views
You are given the melting point and boiling point of an unknown substance. You are to create a heating curve from the data
1. 11 answers
2. asked by LostCoward
3. 80 views