3.

Chemistry

2 answers:

kherson [118]3 years ago

8 0

Answer: Alum is used in water treatment as a germicide

Explanation:

A. a germicide

3241004551 [841]3 years ago

6 0

Definitely A I did this in yr 8

You might be interested in

Balance NO + 02 -- NO2

Simora [160]

Answer:

NO + O2 -> NO2

it is balanced

3 0

3 years ago

What is an atomic mass unit?

rjkz [21]

Answer:

A unit of mass used to express atomic and molecular weights, equal to one-twelfth of the mass of an atom of carbon-12. It is equal to approximately 1.66 x 10-27 kg.

Explanation:

3 0

3 years ago

Read 2 more answers

What are the nine major plates of the lithosphere

artcher [175]

North American plate
Pacific plate
Nazca plate
Antarctic plate
south American plate
African plate
Eurasian plate
indo-austrailian plate

6 0

3 years ago

If the pressure, volume, and temperature of a gas are known, which can most likely be found by using the ideal gas law?

Radda [10]

Standard temperature and pressure

3 0

3 years ago

Read 2 more answers

Choose the best answer please .

STALIN [3.7K]

Answer:

Explanation:

3 0

3 years ago