Answer:
1. How do metals and non-metals react with acids?
Ans : Non metals does not react with acids while metals react with acids and produce hydrogen gas that burns with a 'pop'sound.
2. Write and explain the chemical equation for the reaction of magnesium with sulphuric acid and aluminium with hydrochloric acid.
Magnesium + sulphuric acid = Hydrogen + salt
Mg(s) + H2SO4 (aq) MgSO 4(aq) +H2 (g)
Aluminium + Hydrochloric acid = Hydrogen + Aluminium chloride
2Al(s)+6HCl(aq)→2AlCl3(aq)+3H2(g)
Answer:
D.
Explanation:
Deciding whether the best product has been designed,should be the last step.
Answer: the cell will absorb more water which can lead to haemolysis (rising and bursting of the cell)
Explanation:
HM, I think the answer would be D. This is just a guess, so please use it if ou want to answer D it's ok :D
