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
gregori [183]
3 years ago
9

Three blocks are shown here pls HELPPPP:

Chemistry
1 answer:
White raven [17]3 years ago
5 0

Answer: I am confident the answer is B

Explanation:

forgive me if im wrong

You might be interested in
How many molecules are in 68.0 g of H2S
Kryger [21]

The correct answer is 12.044 × 10²³ molecules.  

The molecular mass of H₂S is 34 gram per mole.  

Number of moles is determined by using the formula,  

Number of moles = mass/molecular mass

Given mass is 68 grams, so no of moles will be,  

68/34 = 2 moles

1 mole comprises 6.022 × 10²³ molecules, therefore, 2 moles will comprise = 6.022 × 10²³ × 2

= 12.044 × 10²³ molecules.  


3 0
3 years ago
Hurry!! Please
Vanyuwa [196]

c

Explanation:

pay attention in class next time bye hope it helps THE ANSWER IS C bye

7 0
2 years ago
Write down five laboratory safety rules.
OLEGan [10]

Answer:

Five Laboratory Safety Rules:

1). Do not eat in the laboratory.

2). Do not touch any chemical or reagent unless you are told to do so.

3). Neither play in lab, nor sit on the table.

4). Don't remove labels on any reagent.

5). Don't taste anything in the laboratory, no matter how familiar it appears.

Hope it helps.

5 0
3 years ago
Please help me with this.
zlopas [31]

Answer A: Connect a wire coil to an ammeter. Move a bar magnet into and out of the wire coil as you observe the ammeter.

6 0
2 years ago
Why does a hot air balloon rise when the air inside it is heated
Nastasia [14]

hot air rises up in the balloon and lifts the balloon up

7 0
3 years ago
Other questions:
  • Please can someone help I will mark brainiest!
    13·1 answer
  • How is the outer core a liquid?
    11·1 answer
  • A company issued 6%, 15-year bonds with a face amount of $67 million. The market yield for bonds of similar risk and maturity is
    6·1 answer
  • Synthetic fibres catch fire easily so they are_____​
    7·1 answer
  • What is the formula balance, using scrips for sulfur + oxygen > sulfur dioxide
    6·1 answer
  • Experiments<br> 11. What 2 factors increase the validity of a scientific experiment?
    13·1 answer
  • The concentration of copper(II) sulfate in one brand of soluble plant fertilizer is 0.070% by weight. If a 21.5 g sample of this
    13·1 answer
  • How is a compound different from a mixture?
    15·2 answers
  • What is the density of this cube?
    6·2 answers
  • CrO42-+2H+=Cr2O7^2-+H2O
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!