Question

Why when calcium oxide is added to water, rise in temperature is observed. however, when barium hydroxide is mixed with ammonium chloride ,a fall in temperature is observed. 0?

Answer 1

the reaction between water and calcium oxide ... the reaction between barium hydroxide and ammonium chloride ... Pour 10 ml of water into a test tube and record the temperature.

Answer 2

$\mathcal{\red{\huge{Heya\:mate\:!!}}}$

$\mathtt{Here\:is\:ur\:@nswer}$ :

⎇.The reaction between water and calcium oxide the reaction between barium hydroxide and ammonium chloride Pour 10 ml of water into a test tube and record the temperature.