Answers:
(a) One can measure the volume of gas(carbon(iv) oxide produce against time by connecting a freely moveable syringe??
(b) (I) A curve has
??Axes (y)mass of marble chips in grams and (x) time in minutes(1mk) 1/2 for y and 1/2 for x
??Curve shape is slanting it shows that as the time proceed the mass of contents
decrease(inversely proportional) and it flattens at a point
(II)The curve slants above the (k) curve and flattens at the same point.
(c) CaCO3(s) +HCL(aq)-CaCl2(aq)+CO2(g)+H2O(l)
Kipssben answered the question on August 13, 2018 at 09:19
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