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olga55 [171]
3 years ago
9

What is your opinion about:

Chemistry
1 answer:
tatyana61 [14]3 years ago
4 0

Opinion : I disagree recycling can help them, but it still will not clear the environment.

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1. What indicates the amplitude of a compressional wave?
Sveta_85 [38]

The wavelength in a longitudinal wave refers to the distance between two consecutive compressions or between two consecutive rarefactions. Amplitude. The amplitude is the maximum displacement from equilibrium.

4 0
3 years ago
Which qualities describe the mass and charge of an electron?
Sliva [168]

B.

mass equal to that of a proton; negative charge

6 0
4 years ago
Which reason explains why the boiling point of water (H2O) is higher than the boiling point of hydrogen sulfide(H2S)
FrozenT [24]
Covalent bonding because I remember from school
5 0
2 years ago
a balloon contains 30.0 L of helium gas at 103 kPA. what is the volume of the helium when the balloon rises to an altitude where
stiv31 [10]
Answer:
                V₂  =  123.6 L

Explanation:

According to Boyle's law pressure and volume of a gas are inversely related if amount and temperature are kept constant. For the initial and final states the gas law is given as,

                                                P₁ V₁  =  P₂ V₂     ----- (1)
Data Given;
                   P₁  =  103 kPa

                   V₁  =  30 L

                   P₂  =  25 kPa

                   V₂  =  ?

Solution:

Solving equation 1 for V₂,

                                        V₂  =  P₁ V₁ / P₂

Putting values,
                                        V₂  =  (103 kPa × 30 L) ÷ 25 kPa

                                        V₂  =  123.6 L

Result:
           As the pressure is decreased from 103 kPa to 25 kPa, therefore, volume has increased from 30 L to 123.6 L.
8 0
3 years ago
What is the morality of a solution witch composed of 200.12 g HCI in 5.2 L solution?
Dovator [93]

Answer:

1.06 M

Explanation:

200.12/36.46= ans./5.2

grams/atomic mass = ans./volume (L)

5 0
3 years ago
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