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3 years ago

What are microorganisms?

Chemistry

1 answer:

Zepler [3.9K]3 years ago

6 0

Answer:

A microorganism, or microbe, is a microscopic organism, which may exist in its single-celled form or a colony of cells.

Explanation:

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Tell me what acid-base properties can determine if a household chemical is an acid, base, or neutral substance.

vladimir2022 [97]

Explanation:

Tasting; acid is sour to the tongue while bases taste bitter
Litmus test; acid turn blue litmus red while bases turn red litmus blue
Texture; acids are usually sticky while bases are soapy and slippery
Reactivity; acids react mainly with metals to produce hydrogen gas while base mainly react with fats and oils

3 0

3 years ago

Some compounds are better known by their common names than by their systematic chemical names. Give the chemical formulas of the

kondaur [170]

Explanation:

(a) Dry ice is solid carbon dioxide and its chemical formula is solid $CO_{2}$ .

(b) Sodium chloride is commonly known as salt in daily life. Hence, chemical formula of salt is NaCl.

(c) Laughing gas is also known as dinitrogen monoxide. Hence, its chemical formula is $N_{2}O$ .

(d) Marble (chalk limestone) is chemically known as calcium carbonate. Hence, its chemical formula is $CaCO_{3}$ .

(e) Baking soda is chemically known as sodium bicarbonate. Hence, its chemical formula is $NaHCO_{3}$ .

(f) Ammonia has a chemical formula as $NH_{3}$ .

(g) Water has a chemical formula as $H_{2}O$ .

(h) Milk of magnesia is a base and it is chemically known as magnesium hydroxide. Its chemical formula is $Mg(OH)_{2}$ .

(i) Epsom salt is most often found as heptahydrate of sulfate mineral epsomite. Its chemical formula is usually $MgSO_{4}.7H_{2}O$ . If not present as a heptahydrate then its chemical formula is $MgSO_{4}.(H_{2}O)_{x}$ where, value of x can be equal to 0 to 7.

5 0

3 years ago

What is the anion found in phosphoric acid?

Hoochie [10]

...contains the sulfate anion (SO42−) and is called sulfuric acid; H3PO4 contains the phosphate anion (PO43−) and is called phosphoric acid; and HC2H3O2, which contains the acetate ion (C2H3O2−), is c... Phosphoric acid (H3PO4) has three hydrogen atoms, all of which are replaceable by a metal.

7 0

3 years ago

Read 2 more answers

Two cities in Germany are located 25 km apart. What is the distance in miles?

gtnhenbr [62]

Answer: about 15 miles or exactly 15.53 miles

Explanation:

3 0

2 years ago

Read 2 more answers

What is the overall reaction for photosynthesis? select one:

likoan [24]

Plants combine water and Carbon dioxide from the air to make glucose for themselves, and giving off oxygen in the process. So CO2 and H2O would be on ther reactant side (left) with O2 and C6H12O6 being on the product side (right).

3 0

2 years ago