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KIM [24]
4 years ago
15

Question 13 unsaved the nonmetals in groups 5a, 6a, and 7a: question 13 options: lose electrons when they form ions. form ions w

ith charges of 3-, 2-, and 1-, respectively. form positively charged ions. form ions with a numerical charge equal to their group number.
Chemistry
1 answer:
frutty [35]4 years ago
6 0

How does the law of conservation of mass apply  to this reaction: C2H4 + O2 → H2O + CO2?

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23°C = ______ K<br><br> -250<br> 296<br> 123<br> 23
strojnjashka [21]

Answer:

296

Explanation:

6 0
3 years ago
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What is the pH of a substance with a hydrogen concentration of 1.0 x 10-13?
Nikolay [14]

Answer:

Favorite Answer

1.0 x10^-14 = (1.0 x 10^-13) (x)

x = 1.0 x 10^-1 = 0.1 M (this is the [OH-])

pOH = -log 0.1 = 1.0

Explanation:

I hope this helps :) sorry if not :(

4 0
3 years ago
1.What are pollen grain? 2. what is an embryo?<br>​
swat32

Answer: 2= baby being developed= embryo 1 i dont know sorry

Explanation:

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3 years ago
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An example of a colloid which is composed of a liquid dispersed in a gas would be
Aleksandr-060686 [28]
Any colloid consisting of a solid dispersed in a gas is called a smoke. A liquid dispersed in a gas is referred to as a fog. So the answer would be smoke
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3 years ago
What is the difference between speed and acceleration?<br> Please help :)
ioda

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Speed is how fast you are going at the moment but acceleration is how fast you are building up speed to get to a set point

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4 0
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