Two solutions are added together
and the temperature changes from
19°C to 27 °C. Explain wha...
Chemistry, 17.09.2021 04:00 RiddleRider
Two solutions are added together
and the temperature changes from
19°C to 27 °C. Explain what you can
deduce about the energy transferred
between the reaction mixture and its
surroundings.
[2 marks]
Answers: 2
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Often on a topographic map, every fifth contour line is darkened. what is this line called? a. key b.slope c.benchmark d. index contour
Answers: 1
Chemistry, 22.06.2019 04:00
Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
Answers: 3
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