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guajiro [1.7K]
3 years ago
12

which temperature change would cause the pressure of a gas to double if it's volume Remains the Same​

Chemistry
2 answers:
Yuki888 [10]3 years ago
3 0

Answer:

4900 degrees celcius

Explanation:

liubo4ka [24]3 years ago
3 0

Answer:

Increasing from 200 K to 400 K

Explanation:

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A bacteria culture begins with 15 bacteria which double in amount at the end of every hour. Solve for the number of bacteria tha
pshichka [43]
The number of bacteria is given by:
N(t) = N(o) x 2ⁿ
Where N(t) is the number after n hours have passed and N(o) is the original number which is 15.
The number grown in the 12th hour is the difference in the number after the 11th and the 12th hour. Thus:
15 x 2¹² - 15 x 2¹¹
= 30,720 bacteria
5 0
4 years ago
PLEASE HELP! Class is almost ending, I don't want to repeat.
nikklg [1K]
ANSWERS:

1. 2KClO_{3} ⇒ 2KCl + 3O_{2}

2. H_{2}  C_{2} O_{4}  + 2NaOH ⇒ Na_{2}  C_{2} O_{4}  + 2 H_{2} O

3. 2 C_{10}  H_{22} +  31O_{2} ⇒ 20C O_{2} + 22 H_{2} O

4. 4 H_{2} + Fe_{3} O_{4} ⇒ 3Fe +4 H_{2} O

5. 4P + 5 O_{2} ⇒ 2 P_{2}  O_{5}


I have attached my work for 1-3. I would like to see if you can get 4 and 5 on your own. but, if you are struggling/copnfused please let me know in the comments! :)

6 0
4 years ago
Electrons are embedded in a mass of positively<br> charged matter.
grandymaker [24]

Answer:

plum pudding model .

Explanation:

the electrons were 'like plums embedded in a pudding'. Also called the Raisin Bread Model.

5 0
3 years ago
2 points
777dan777 [17]

Answer:

glucose and oxygen

Explanation:

Glucose and oxygen are needed for cellular respiration to occur:)

4 0
3 years ago
Radium decays to form radon. 226 88 ra → 222 86 rn 4 2 he this type of nuclear decay is called .
nadezda [96]

Answer:

alpha decay

Explanation:

4 0
2 years ago
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