Social Studies
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.

answer
Answers: 3
Show answers

Other questions on the subject: Social Studies

image
Social Studies, 22.06.2019 01:00, Amie4100
Which of the following best completes the diagram above? a. land ordinance b. northwest ordinance c. revolutionary war d. shays' rebellion
Answers: 1
continue
image
Social Studies, 22.06.2019 03:00, zoeatlowapple
The areas with the highest population density in europe are most likely to be
Answers: 3
continue
image
Social Studies, 22.06.2019 16:00, anggar20
Explain the correlation between industrialization and urban areas
Answers: 2
continue
image
Social Studies, 23.06.2019 05:30, slimt69561
1. describe at least 3 similarities or differences between homo habilis and australopithecus 2. describe at least 3 similarities or differences between cro-magnon and neanderthals.
Answers: 2
continue
Do you know the correct 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
Chemistry, 03.12.2020 18:00
Which is an example of pseudoscience? use of X-rays to observe the bones of the arm use of DNA analysis to determine paternity use of vaccines to prevent the occurrenc...
Konu
Mathematics, 03.12.2020 18:00
Based on the information marked in the diagram, APQR and ASTU must be congruent. 7 R S O A. True O B. False N
Konu
Mathematics, 03.12.2020 18:00
CAN YOU HELP ME??? Laura borrowed $105,000 at a rate of 6% simple interest for 12 years. How much interest will Laura pay? Group of answer choices $75,600
Konu
Arts, 03.12.2020 18:00
lm a wilbur foot is dead? sorry havent been catching up with the dweam ess emmm peee, to busy with the idots smp thas wiill...
Konu
Mathematics, 03.12.2020 18:00
What is the unit rate for 7/5 miles and 2/3 hours?...
Konu
Mathematics, 03.12.2020 18:00
Goes through the points (−3, 2) and (8, 2) on a graph...
Konu
Social Studies, 03.12.2020 18:00
Today, we have advanced instruments that can prove that the Earth revolves around the sun, but in Galileo’s time, he had to come up with the theory with both feet planted fi...
Konu
Biology, 03.12.2020 18:00
One codon equals__?___nucleotides...
Konu
History, 03.12.2020 18:00
I need help ASAP Which phrase best completes the table? Prehistoric Hunter-Gatherer Groups Ate a varied diet of plants and meat Used tools made of bone and stone...
Konu
Mathematics, 03.12.2020 18:00
Write the prime factorization of 12. Use exponents when appropriate and order the factors from least to greatest (for example,22•3•5)...
Other tasks in the category: Social Studies More task
See results (0)