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adelina 88 [10]
3 years ago
10

The circle on the map below represents the area where and air mass formed over Canada.

Chemistry
1 answer:
iragen [17]3 years ago
6 0
D. Cold and Moist clearly a choice it snow 82% of there winter
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A football is inflated to 12psi at 20°C What is the new pressure in the football
Radda [10]

Answer: The new pressure is 3 psi.

Explanation:

Given: P_{1} = 12 psi,         T_{1} = 20^{o}C

P_{2} = ?,          T_{2} = 5^{o}C

Formula used is as follows.

\frac{P_{1}}{T_{1}} = \frac{P_{2}}{T_{2}}\\\frac{12 psi}{20^{o}C} = \frac{P_{2}}{5^{o}C}\\P_{2} = \frac{12 psi \times 5^{o}C}{20^{o}C}\\= 3 psi

Thus, we can conclude that the new pressure is 3 psi.

7 0
3 years ago
Why do the air molecules inside a bicycle tire speed up as the temperature gets warmer?
liraira [26]
The correct answer of the given question above would be option A. The air molecules inside a bicycle tire speed up as the temperature gets warmer because the heat is transferred to the molecules and gives them more kinetic energy. <span>When </span>heat<span> is added to a substance, the </span>molecules<span> and atoms vibrate </span>faster<span>. </span>
6 0
3 years ago
Read 2 more answers
Can aromatic compounds belong to other classes of compounds?
Elena L [17]
They certainly can. However, they have other groups that are used to classify a compound.
8 0
3 years ago
A sample of an unknown substance has a mass of 0.158 kg. If 2,510.0 J of heat is required to heat the substance from 32.0°C to 6
Alexxandr [17]
Specific heat capacity is the required amount of heat per unit of mass in order to raise teh temperature by one degree Celsius. It can be calculated from this equation: H = mCΔT where the H is heat required, m is mass of the substance, ΔT is the change in temperature, and C is the specific heat capacity.

H = m<span>CΔT
2501.0 = 0.158 (C) (61.0 - 32.0)

C = 545.8 J/kg</span>·°C
5 0
4 years ago
How many moles are there in 111.7 g of Fe?
Alenkinab [10]

Answer:

2

Explanation:

55.85 grams per mole.

times 2

111.7

6 0
3 years ago
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