mmoufak29
18.03.2021 •
Engineering
A student investigates how the concentration of an acid affects the speed of the reaction with a 0.5g mass of magnesium at 30°C.
the student has a beaker, concentrated acid, water and the apparatus below:
P. a balance
Q. a clock
R. a measuring cylinder
S. a thermometer
which pieces of apparatus does the student use?
A. P, Q & R only
B. P, Q & S only
C.
Solved
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Ответ:
dunno
i would love to see her on the tour