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Come on, Genius 2020. You Must know these answers if you are the genius you say you are. YOU tell us the answers!!

Chow!!

2006-10-11 06:09:31 · answer #1 · answered by No one 7 · 0 0

1. HCl + NaOH ------> NaCl + H2O
This product will not change the colour of litmus

2. 2HCl + Zn -----> ZnCl2 + H2
Hydrogen can be tested by putting a burning plinter at the mouth of the test tube, which will blow out with a 'pop' sound

3. Using pH paper, we get the value of pH of hydrogen as 0 to 2

4. 2HCl + CaCO3 --------> CaCl2 + CO2 + H2O
CO2 gas escapes out and can be tested (carbon dioxide turns lime water milky)

2006-10-11 12:46:12 · answer #2 · answered by sushobhan 6 · 0 0

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