Posts by Sabs

Total # Posts: 2

Calculate (a) the moles and (b) the mass of magnesium carbonate at the start if 0.2 moles of sulfuric acid is added to the magnesium carbonate and the excess sulfuric acid made up to a 250 cm3 solution. 25 cm3 of this solution required 0.03 moles of sodium hydroxide for ...

Describe the three main differences between arteries and veins and explain why they have these differences.

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