2. Equal length of magnesium ribbon are taken in two test tubes ‘A’ and ‘B, H2SO4 is
added to...
2. Equal length of magnesium ribbon are taken in two test tubes ‘A’ and ‘B, H2SO4 is
added to test tube ‘A’ and CH3COOH in the test tube ‘B’ in equal amounts:
(a) Identify the test tube showing vigorous reaction.
(b) Give reason to support your answer.
(c) Out of the two acids taken above
(i) which one will have lower pH value.
(ii) lowerH+ concentration respectively
Answers: 2
Chemistry, 22.06.2019 04:40
*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system
Answers: 3
Chemistry, 22.06.2019 10:00
Ahydrogen atom has 1 electron. how many bonds can hydrogen form? a) 1 b) 2 c) 3 d) 4 e) 5
Answers: 3
Chemistry, 22.06.2019 14:50
The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 3
Mathematics, 25.12.2020 22:50
Biology, 25.12.2020 22:50
Mathematics, 25.12.2020 22:50
Biology, 25.12.2020 22:50
English, 25.12.2020 22:50
Social Studies, 25.12.2020 22:50
Biology, 25.12.2020 22:50
Social Studies, 25.12.2020 22:50
Social Studies, 25.12.2020 22:50