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Simora [160]
2 years ago
6

2. Give an example of a "system". (2

Chemistry
1 answer:
Sever21 [200]2 years ago
3 0

Answer:

Gaming

cars

robots

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4. How many atom are in <br> C3H5(NO3)3
shepuryov [24]

Answer:

carbon = 3

hydrogen=5

nitrogen=3

Oxygen=9

8 0
2 years ago
If a bat with a mass of 5 kg and acceleration of 2 m/s2 hits a ball whose mass is 0.5 kg in the forward direction, what is the r
asambeis [7]

Answer:

B: 10 N, forward

Explanation:

F= M * a

3 0
3 years ago
Carbon-14 has a half-life of 5,730 years. It is used in "carbon dating" to determine the age of once living organisms. How much
Nookie1986 [14]

Answer:

18 grams

Explanation:

Because 17,190 yrs divided by the amount of years it takes for a half-life to occur is 3. So 3 half life’s happen, so you divide 144/2 once, equaling 72. You divide 72/2 again (another half-life) and you get 36. You then calculate the third half life by dividing 36/2 which equals 18 grams.

7 0
2 years ago
How much heat is required to convert 2.55g of water at 28.0 degree celsius to steam 100 degree celsius
Crazy boy [7]
767.448 Joules of heat is required.
You use the equation Q=MCdeltaT
Make sure you convery celsius to Kelvin
Specific heat of water is 4.18
So it will be Q=2.55(4.18)(72)
Q=767.448
4 0
3 years ago
PLEASE ANSWER ASAP!!!!! Object A has a mass of 12 g and a volume of 8 cm3. Object B has a mass of 20 g and a volume of 8 cm3. Wh
Amiraneli [1.4K]
The answer is the first one <span />
3 0
3 years ago
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