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Marat540 [252]
3 years ago
11

Independent, dependent, and controlled variable?

Chemistry
1 answer:
Arlecino [84]3 years ago
3 0
I would personally say a Controlled Variable because you are purposefully not spraying the other arm.
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How <br> do i do math im kinda slow so you might have to speak in spanish for me
Rudik [331]

Usted va a la barra donde le da la opción de hacer matemáticas, ¡luego lo presiona!

8 0
4 years ago
Read 2 more answers
write down the name and molecular formula of the compound which gives hydrogen ion and chloride ion in the solution state. ​
Reptile [31]

Answer:

Hydochloric acid

HCl

Explanation:

Hydrochloric acid is an acid and ionizes to form hydrogen and chloride ions.

The name of the compound that gives hydrogen ion and chloride ions in the solution state is Hydrochloric acid.

Hydrochloric acid is made up of one atom of hydrogen and 1 atom of chlorine. We can also say, it is made up of 1 mole of hydrogen and 1 mole of chlorine.

 The formula of this compound is HCl;

 In solution:

               HCl_{aq}    →   H⁺    +    Cl⁻  

3 0
3 years ago
Electrons are to bonding as neutrons are to-
-BARSIC- [3]
I think it’s b sorry if it isn’t it’s been a while since I’ve done this but it should be positive charge
4 0
3 years ago
The vapour pressure of pure benzene at 20 °C is 75 Torr and that of pure methylbenzene is 25 Torr at the same tempera-ture. In a
ss7ja [257]

Answer:

Benzene: 37.5 Torr

Methylbenzene: 12.5 Torr

Explanation:

By Raoult's Law, each substance in a gas mixture contributes to the total pressure of the mixture proportionally to their respective mole fraction. So,

Ppartial = x*P°

Where x is the mole fraction (0.5 for each one because it's equimolar), and P° is the vapor pressure.

Benzene: Ppartial = 0.5 * 75 = 37.5 Torr

Methylbenzene: Ppartial = 0.5 * 25 = 12.5 Torr

3 0
3 years ago
What does the symbol H stand for
muminat

Answer:

enthalpy

Explanation:

If it is used with a triangle in front, (delta H), that means the change in enthalpy. Delta H= (m)(s)(Delta T).  m=mass of products, s=heat of the products, Delta T = change in temperature.

Hope that helps

4 0
3 years ago
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