![subject](/tpl/images/cats/himiya.png)
Chemistry, 24.05.2021 03:20 Alinakohshsb
The color of a planet provides clues to its composition. From space, much of Earth looks blue because most of its surface is covered with water. The surface of Mars is much different from that of Earth. Much of its surface is made up of iron oxide, or "rust." Which color would you expect Mars to be?
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 06:30
The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:30
If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 11:30
Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?
Answers: 2
![question](/tpl/images/cats/himiya.png)
You know the right answer?
The color of a planet provides clues to its composition. From space, much of Earth looks blue becaus...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 16.04.2021 19:20
![question](/tpl/images/cats/mat.png)
Mathematics, 16.04.2021 19:20
![question](/tpl/images/cats/istoriya.png)
History, 16.04.2021 19:20
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.04.2021 19:20
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 16.04.2021 19:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.04.2021 19:20
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 16.04.2021 19:20
![question](/tpl/images/cats/istoriya.png)
History, 16.04.2021 19:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 16.04.2021 19:20