![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 11:50
The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:30
1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 16:00
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 16:50
Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m
Answers: 3
You know the right answer?
Which element will have the same valence electron structure as nitrogen
A. Aluminum (Al)
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2019 08:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 18.07.2019 08:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 18.07.2019 08:00
![question](/tpl/images/cats/health.png)
Health, 18.07.2019 08:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 18.07.2019 08:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2019 08:00
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2019 08:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2019 08:00
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2019 08:00
![question](/tpl/images/cats/en.png)
English, 18.07.2019 08:00