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professor190 [17]
3 years ago
10

Ok So there is this boy that I like. He is short, he has curly hair, and freckles. He is my brothers best friend. But I don't th

inks he likes me like that. What should I do.
Chemistry
1 answer:
Temka [501]3 years ago
6 0

Answer:

ewewr2qq2we4e2eq2we4e2eq2we4e2eq2we4e2eq2we4e2eq2we4e2eq2we4e2eq2we4e2eq2

Explanation:

asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2asw342253463421q412qq24q2

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The number of positive charges in the nucleus of an atom is equal to:
frutty [35]
The answer is 2) Its atomic number because that’s what the protons represent
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3 years ago
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If you have 3 g of each substance, which would take up the smallest volume?
VashaNatasha [74]

Answer:

Explanation:

f the mass of an object is 35 grams and it takes up 7 cm3 of space, calculate the density.

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8 0
2 years ago
3. Methane (CH4) behaves as an ideal gas under standard temperature and pressure conditions. What volume is occupied by 1 kg of
AlekseyPX

Answer:

1711.11L

Explanation:

Given parameters:

Mass of methane = 1kg = 1000

Temperature of gas = 35°C

Pressure of the gas = 0.9atm

Converting to the temperature to kelvin, we have:

               35+ 273 = 308k

Solution

From the given parameters, we can solve this problem using the ideal gas equation which is combination of the gas laws. It is expressed below:

                                         PV = nRT              .......................(i)

Where P is the pressure of the gas

             V is the volume of the gas

             n is the number of moles

             R is the gas constant

             T is the temperature

Now, from the above parameters, we have two unknowns which are n and V.

To find the number of moles n, we use the expression below:

         number of moles = \frac{mass}{molar mass}

        molar mass of methane = 12 + (4x1) = 16g/mol

       Number of moels of methane =  \frac{1000}{16} = 62.5mole

Now that we know the number of moles, we can make the unknown Volume the subject of the formula:

                     V = \frac{nRT}{P}

                     V =  \frac{62.5 x 0.082 x 308}{0.9} = 1711.11L

7 0
3 years ago
Get this scenario
Ilia_Sergeevich [38]
Lol. It is now a solution and not really inseparable, so your only logical option would be to throw it away and try again. 
4 0
4 years ago
Read 2 more answers
Will give brainliest, points, and more!!
tino4ka555 [31]

Do you relizes how many activities lead to global warming? When gas is burned in a car, it produces carbon dioxide (a green house gas). The carbon dioxide then floats up towards the atmosphere and becomes part of the atmosphere. This then causes the heat from the sun to get trapped, bouncing from the atmosphere to the earth. The sun will never stop producing heat which will only lead to the world getting hotter as each decade goes by.  

Hope this helps you!

4 0
3 years ago
Read 2 more answers
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