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
Ivanshal [37]
2 years ago
14

CHEMISTRY GK QUESTIONS AND ANSWERS..

Chemistry
1 answer:
galben [10]2 years ago
6 0

Answer:

1. Caustic Soda

2.The pH range between 3.1 (red) and 4.4 (yellow)

3. D

4. Mercury

5.CaCO3

6. heavy water

7.Hydrogen

8. A

9.  C

Explanation:

hope this helps

plz mark brainliest

and plz hit the thanks button

and plz mark 5 stars

You might be interested in
Write the significance of Faraday's law?
Gala2k [10]
It helps shape and create the study of electromagnetism
3 0
3 years ago
6 Li + Zn3(PO4)2 ------- > 2 Li3PO4 + 3 Zn
bogdanovich [222]

Moles of Lithium phosphate : 0.495

<h3>Further explanation</h3>

Given

6 Li + Zn₃(PO₄)₂ ------- > 2 Li₃PO₄ + 3 Zn

Required

Moles of Lithium phosphate

Solution

moles of Zinc(Ar=65,38 g/mol) :

= mass : Ar

= 48.6 : 65.38

= 0.743

From equation, mol ratio of Zn :  Li₃PO₄ = 3 : 2, so mol  Li₃PO₄ :

= 2/3 x mol Zn

= 2/3 x 0.743

= 0.495

3 0
3 years ago
A gas takes up a volume of 17.0L, has a pressure of 2.3 atm, and a temperature of 299K. If I raise the temperature to 355K and l
dimulka [17.4K]

Answer:

305 L

Explanation:

4 0
3 years ago
In the croquignole method of wrapping, the hair is wound from the _____ in overlapping concentric layers. a. longest to the shor
True [87]

Answer: d. ends to the scalp

In the croquignole method of wrapping the hair is wrapped and wound from the ends (tip) to the scalp in the overlapping layers. This method is used to produce a physical change in the hair, that is providing a waving or curling pattern to the hair. The curls of hair are usually tighter at the ends and gets larger nearer the scalp.

6 0
3 years ago
Phenomenon: The sun appears to move across the sky during the day, and stars appear to move across the sky during the night.
melomori [17]

Answer:

Why does this happen?

can the motion of these celestial bodies help in telling time?

does this have something to do with the earth's axis?

6 0
3 years ago
Other questions:
  • benzoic acid and naphthalene was dissolved in tert-butyl methyl ether and the resulting solution was extracted with aqueous sodi
    13·1 answer
  • 30 POINTS!
    14·2 answers
  • Below are shown, for five metals, reduction reactions and standard electrode potential values. which of these metals is the leas
    13·1 answer
  • Which of the following particles are of approximately equal mass? (multiple answers)
    15·2 answers
  • Why does the colour of copper sulphate solution change when an iron nail is dipped in it?
    10·1 answer
  • Which element is the most reactive?<br> - Sodium<br> - Nickel<br> - Carbon<br> -Oxygen
    5·1 answer
  • Why factory waste should be neutralized before disposing it into the water bodies?
    5·1 answer
  • 4. Why does liquid water take on the shape of a cup it is poured into, but solid ice cubes do
    7·1 answer
  • I literally need help pls pls pls help
    10·1 answer
  • What is the molar mass of Fe(NO3)2?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!