The unbalanced equation below shows the reaction between sodium and water. In the reaction, hydrogen gas is given off and
sodium hydroxide is formed. The
gas is collected and there is found to be 1.8 grams of hydrogen. What mass of sodium would
have been used in this reaction?
Answers: 3
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Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt
Answers: 1
The unbalanced equation below shows the reaction between sodium and water. In the reaction, hydrogen...
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