3 Farzana and Vaishali are
fhvestigating the reaction of lemon juice and sodium
hydrogencarbo...
3 Farzana and Vaishali are
fhvestigating the reaction of lemon juice and sodium
hydrogencarbonate (baking powder). They use lemon juice from a bottle and
dilute it. They then add sodium hydrogencarbonate using a spatula. They want
to answer the question, Does adding more sodium hydrogencarbonate make
the temperature fall lower?'
Which variable will they change?
a
Answers: 2
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