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timurjin [86]
2 years ago
14

Elect the correct answer. What is the formula of sulfurous acid? A. H2S B. HSO4 C. H2SO4 D. H2SO3

Chemistry
1 answer:
I am Lyosha [343]2 years ago
8 0

H2SO3 is the correct answer. I understand school is hard, but WORK HARDER!

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(N2 &amp; O2 &amp; Ar &amp; CO2...) <br> an element compound or mixture?
ololo11 [35]

Answer: Mixture

Explanation:

Element is a pure substance which is composed of atoms of similar elements.

Compound is a pure substance which is made from atoms of different elements combined together in a fixed ratio by mass.

Mixture is a substance which has two or more components which do not combine chemically and do not have any fixed ratio in which they are present. Example: Air which conatins a mixture of N_2, O_2 , Ar and CO_2

8 0
3 years ago
Explain the process of filtration and crystallization ​
Akimi4 [234]

Answer:

Filtration, the process in which solid particles in a liquid or gaseous fluid are removed by the use of a filter medium that permits the fluid to pass through but retains the solid particles. Either the clarified fluid or the solid particles removed from the fluid may be the desired product.

Crystallization, or crystallisation, is the process of atoms or molecules arranging into a well-defined, rigid crystal lattice in order to minimize their energetic state. The smallest entity of crystal lattice is called a unit cell, which can accept atoms or molecules to grow a macroscopic

crystal.

BRAINLIEST PLEASE, I NEED IT

8 0
3 years ago
Please help me I will give a brainleist to anyone who answers​
tekilochka [14]

Answer:

4

Explanation:

4 0
3 years ago
75 ml of lemon juice are added to 50 ml of water. What is the percent by volume
natita [175]

Answer:

60%

Explanation:

Solute = the fruit juice  = 75mL

Solution= solute + solvent = 75+50 = 125mL

% of solute = solute/ solution  × 100 %

= 75/125  × 100 %

= 3/5 × 100 %

= 3 × 20 %

= 60%

I hope this was helpful, please rate as brainliest

8 0
3 years ago
Read 2 more answers
14. In the image below, a similarity between the salad dressing and the
Yanka [14]

Answer:

mixture

Explanation:

the other logical option would be compound but a compound consists of 2 or more chemically bonded elements and salad dressing nor raisin brand are elements.

5 0
3 years ago
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