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dolapo
Questions (4)
A S.T.P.how many litres of hydrogen can be obtained from the reaction of 500cm3 of 0.5M H2SO4 with excess zinc metals?(molar
1 answer
1,030 views
You are working at a garden centre for the summer. You lift a bag of fertilizer with a force of 143 N, and it moves upward with
2 answers
2,393 views
The engine of a locomotive exerts a constant force of 6.5 105 N to accelerate a train to 90 km/h. Determine the time taken for
1 answer
5,931 views
A stunt car driver drives off an
h = 7.9 m-high cliff into a lake with a horizontal speed of 17 m/s. The car needs to clear an
1 answer
614 views
