1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
galben [10]
2 years ago
6

3.

Chemistry
2 answers:
kherson [118]2 years ago
8 0

Answer: Alum is used in water treatment as a germicide

Explanation:

A. a germicide

3241004551 [841]2 years ago
6 0
Definitely A I did this in yr 8
You might be interested in
The color change of an indicator is used to determine ​
lisov135 [29]

Answer:

Whether a solution is acidic or basic can be measured on the pH scale. When universal indicator is added to a solution, the color change can indicate the approximate pH of the solution. Acids cause universal indicator solution to change from green toward red. ... Acidic solutions have a pH below 7 on the pH scale.

Explanation:

Please Mark me brainliest

3 0
3 years ago
Examples of light effecting chemical change​
Annette [7]

Answer:

burning of wood ,cooking an egg,baking a cake,rusting of iron,digestion of food .

8 0
2 years ago
How do chemists use systems and order in their work?
san4es73 [151]

Answer:

5 point) Chemists used systems and order because they study the basic unit of all forms of matter, which is the atom . However, there are several different kinds of atoms, called elements . Chemists organize these elements using the periodic table .

Explanation:

3 0
2 years ago
A battery changes chemical energy into _____.
Sophie [7]
It turns chemical into electricity 
5 0
3 years ago
Read 2 more answers
What hydrocarbons burn completely in an excess of oxygen, the products are
Sindrei [870]
The right answer for the question that is being asked and shown above is that: "C) carbon monoxide and carbon dioxide" hydrocarbons burn completely in an excess of oxygen, the products are <span>C) carbon monoxide and carbon dioxide</span>
3 0
3 years ago
Read 2 more answers
Other questions:
  • Important: How much energy would be required to vaporize 45.0 grams of water?
    8·1 answer
  • A container with a volume of 3.46 liters contains a gas at a pressure of 1.30 atmospheres and a temperature of 274.27 Kelvins. H
    6·2 answers
  • Dumbledore is pleased with your progress. snape is, as always, somewhat indifferent. however, they both feel a gas phase density
    13·1 answer
  • What types of energy is the potential energy in the match transformed into when a person strikes and lights a match?
    5·2 answers
  • Which of the statements regarding the nitrogen cycle is true? choose 1 answer: choose 1 answer: a animals obtain nitrogen throug
    5·2 answers
  • How does geothermal energy differ from solar energy?
    12·1 answer
  • If a gas in a closed container is pressurized from 14.9 atm to 16.5 atm and its original temperature was 33.1 °C, what would the
    7·1 answer
  • BRAINLIEST IF RIGHT!! Write 200.0398 in 2 sig figs.
    10·2 answers
  • Which of the following statements is true?
    10·1 answer
  • How does freezing and evaporation affect salinity? Choose ALL that apply Lesson 2.05 When that water melts in the spring, the sa
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!