Question

1. The graphs on the right were produced by canying out reactions benveen
sutrade and 2 of magnesium in five different experiments
The experiments come out involved
I. 2g of magnesum ribbon and 40 cm3 mol dm-3 sulphuric acid at 25°C
II. 2g of magnesium ribbon and 40 cm3 .05mol dm-3 sulfuric acid at 25°C
III. 2g of magnesium powder and 40cm3 of 0.1 mol dm-3 sulphuric acid at 25°C
IV. 2g of magnesium powder and 20 cm of moldm suturic acid at 25°C
V. 2g of magnesium powder and 20cm3 of 0.1 mol dm-3 sulphuric acid acid at 50°C
a) Which of the two reactant in exces?​

Answer 1

Answer:

sdvgWRG

VYUO

Explanation:

GJO;VU;