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arsen [322]
3 years ago
12

Im bored!! Anyone know any home remedies i can do for a small science project?

Chemistry
2 answers:
igor_vitrenko [27]3 years ago
7 0
Make a volcano a really cool one
dezoksy [38]3 years ago
6 0
In science class we did an egg break experiment at school
i made an parachute that the egg went into try that
or just make a rocket bottle those are easy 
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A balloon with a volume of 2.0 L at 25°C is placed in a hot room at 35°C. The pressure on the balloon is constant at 1.0 atm. Ho
7nadin3 [17]

Answer:

The volume increases,

Final volume is 2.1L

Explanation:

Based on Boyle's law, the absolute temperature of a gas is directly proportional to the volume of the gas.

As the balloon change increases its temperature, the volume increases

The Boyle's equation is:

V1T2 = V2T1

<em>Where V is volume and T is absolute temperature of 1, initial state and 2, final state of the gas.</em>

<em />

Replacing:

V1 = 2.0L

T2 = 35°C + 273.15 = 308.15K

V2 = ?

T1 = 25°C + 273.15 = 298.15K

2.0L*308.15K = V2*298.15K

2.1L = V2

<h3>Final volume is 2.1L</h3>

<em />

4 0
3 years ago
If the volume and moles of a container are held constant, the temperature of a gas is inversely proportional to the pressure.
noname [10]

Answer:

FALSE

Explanation:

Assuming that the gas is ideal

Therefore the gas obeys the ideal gas equation

<h3>Ideal gas equation is </h3><h3>P × V = n × R × T</h3>

where

P is the pressure exerted by the gas

V is the volume occupied by the gas

n is the number of moles of the gas

R is the ideal gas constant

T is the temperature of the gas

Here volume of the gas will be the volume of the container

Given the volume of the container and number of moles of the gas are constant

As R will also be constant, the pressure of the gas will be directly proportional to the temperature of the gas

P ∝ T

∴ Pressure will be directly proportional to the temperature

4 0
3 years ago
Which statement best describes the atoms in a gas? They vibrate in place. They stay in a fixed position. They are closely packed
professor190 [17]
Gases move freely in all directions.
8 0
3 years ago
Read 2 more answers
The satellite image above shows a portion of the Namib Desert in Africa. This is an ancient, sandy desert with dunes that can be
erastovalidia [21]

Answer:

blowing wind

Explanation:

in a desert there is no water so that cuts the first two out. then for the wind... well there are no mountains or buildings in the desert to block the wind. the last answer, crustial uplift... how often does that happen... =)

3 0
4 years ago
Briefly explain why the bulk temperature of the water remains low (at room temperature)
elena55 [62]
If the humidity of the room is low, the water that contacts the air directly could evaporate and takes some energy from the bulk thus decreasing its temperature steadily. This allows the water to have a lower temperature.
4 0
3 years ago
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