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prisoha [69]
3 years ago
7

Which phrase best describes earths atmosphere

Chemistry
1 answer:
aniked [119]3 years ago
6 0

Answer:

b

Explanation:

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katovenus [111]

Answer:

20.82

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7 0
3 years ago
A gas occupies 12.3 litres at pressure of 40 cm of Hg. What is the volume in ml when the pressure is increased to 600 mm of Hg a
aalyn [17]

Answer:

Good Luck!

Explanation:

4 0
3 years ago
Any five uses of solution.....​
laiz [17]

Answer:

The majority of chemical processes are reactions that occur in solution. Important industrial processes often utilize solution chemistry. "Life" is the sum of a series of complex processes occurring in solution. Air, tap water, tincture of iodine, beverages, and household ammonia are common examples of solutions.Turpentine as a solvent are used in the production of paints, inks and dyes. ↔Water as a solvent is used in the making of food, textiles, soaps and detergents. ↔Alloys are solid solutions that are used in the manufacture of cars, aerospace and other vehicles.Household cleaners like bleach are solutions, they help us to make our houses clean. Beverages such as fizzy drinks, mineral water and tea are solutions. In hydroponics, the roots of plants are immersed in solutions containing dissolved mineral salts.

3 0
3 years ago
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Most fuel gases used for welding are
NikAS [45]
Acetylene is the only fuel gas suitable for gas welding because of its favourable flame characteristics of both high temperature and high propagation rates. Other fuel gases, such as propane, propylene or natural gas, produce insufficient heat input for welding but are used for cutting, torch brazing and soldering.
6 0
2 years ago
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Which of these outcomes is conclusive evidence that mixing sugar in water is a physical change
Bogdan [553]

Mixing water and sugar is a physical change. A physical change is just a change in the form of the substance, whereas a chemical change is when the substance itself changes… chemically. An easy way to figure out which is which is trying to "undo" the change. If it can be undone, it is physical.

8 0
3 years ago
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