subject
Chemistry, 02.09.2021 04:20 madbiebzz

[14]. Cho hỗn hợp rắn X gồm KCl, MgCl2 và NH4Cl. Hòa tan 27,65 gam hỗn hợp X vào nước rồi cho tác dụng với dung dịch NaOH(dư) thì số mol NaOH phản ứng là 0,4 mol. Mặt khác, nếu hòa tan 0,6 mol hỗn hợp X vào nước rồi cho tác dụng với lượng dư dung dịch Na2CO3, thu được 12,6 gam kết tủa. Tính phần trăm khối lượng KCl có trong X.

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 21.06.2019 23:30
Which of the following statements concerning the influence of culture on ethnic identity formation is accurate? a. one will reject ethnic identity if cultural stereotypes are encountered. b. if one’s ethnic city is different from the dominant cultural group, then one’s ethnic identity you will become weekend. c. if an the ethnic group is excepted by dominant culture, then ethnic identity formation can be a difficult process. d. similarity to the dominant culture can determine how easy it is for one to except ethnic differences.
Answers: 2
question
Chemistry, 23.06.2019 06:30
Moving force of air flows from areas of high pressure to areas of low pressure true or false
Answers: 2
question
Chemistry, 23.06.2019 12:40
Metric temperature is measured in celsius and fahrenheit. true or false
Answers: 2
question
Chemistry, 23.06.2019 16:30
If the enthalpy value for a reaction is negative, what does that indicate about the reaction?
Answers: 1
You know the right answer?
[14]. Cho hỗn hợp rắn X gồm KCl, MgCl2 và NH4Cl. Hòa tan 27,65 gam hỗn hợp X vào nước rồi cho tác dụ...
Questions
question
Mathematics, 22.04.2020 21:33
question
Mathematics, 22.04.2020 21:34