subject
Social Studies, 05.11.2021 22:30 krisbiddulph1580

Dãy oxit nào sau đây tác dụng với nước thu được bazơ tương ứng? * 1 điểm
K2O, Na2O, BaO, CaO.
K2O, Na2O, Al2O3, CuO.
CaO, BaO, CuO, MgO.
CaO, BaO, CO2, Fe2O3.

ansver
Answers: 3

Other questions on the subject: Social Studies

image
Social Studies, 21.06.2019 23:00, vorhees2406
Which of the following will increase a population's growth rate? read the following scenario and answer the question(s) below. population growth is at the root of many serious environmental problems. from the ancient babylonians thousands of years ago, to thomas malthus two centuries ago, to present day neo-malthusians, humans seem to possess an awareness of earth's limitations in the face of growing populations. today, our ability to accurately quantify and monitor population growth is very sophisticated. we can measure growth and make predictions about world growth with mathematical and computer models. despite long-lasting, rapid global population growth that is only recently starting to show signs of slowing, we have thus far been able to avoid global catastrophe. can we continue to avoid disaster? which of the following will increase a population's growth rate? increased urbanization increased industrialization increased immigration decreased immigration increased emigratio
Answers: 1
image
Social Studies, 22.06.2019 16:30, oneicyahdaley10
When many cultures come together to live in a society, this is called: cultural traits multiculturalism perspective
Answers: 1
image
Social Studies, 22.06.2019 23:00, hadwell34
Mark s. fleisher identified which traits as essential to effective work in corrections?
Answers: 3
image
Social Studies, 23.06.2019 06:00, vuqepete4528
Which of the following are offices under the jurisdiction of the executive office
Answers: 3
You know the right answer?
Dãy oxit nào sau đây tác dụng với nước thu được bazơ tương ứng? * 1 điểm
K2O, Na2O, BaO, CaO...

Questions in other subjects:

Konu
History, 06.02.2021 04:00
Konu
English, 06.02.2021 04:00
Konu
Mathematics, 06.02.2021 04:00