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
Natasha_Volkova [10]
2 years ago
11

PLEASE HELP!! 50 POINTS FOR ONE MULTIPLE CHOICE QUESTION!!!!!!!!!!!!!!!

Chemistry
2 answers:
Paul [167]2 years ago
8 0

Answer:

it is B

Explanation:

Vlad1618 [11]2 years ago
6 0

Answer:

[B] 8 moles.

Explanation:

Chemical equation: N2 + H2 = NH3

  • N2 + 3H2 = 2NH3 (balanced)
You might be interested in
Convert 3.52 × 10^22 atoms of gold to moles​
IrinaVladis [17]

Answer:

5.85 x 10⁻² mol Au

Explanation:

Divide the atoms of gold with Avogadro's number to find the solution.

5 0
3 years ago
Boyle's Law represents the relationship of volume as pressure changes. The constants of Boyle's Law are:
Aleksandr [31]

Answer:

d. Temperature and number of molecules of gas  

Step-by-step explanation:

Boyle's Law states, "The volume of a fixed mass of a gas is inversely proportional to the pressure if the temperature remains constant."

Let's examine the words.

"… volume…is inversely proportional to the pressure …" This means that volume and pressure are the <em>variables</em>.

"… fixed mass of a gas …" means that the number of molecules is constant.

"… temperature remains constant" speaks for itself.

a, c, and e are <em>wrong</em>, because pressure is a variable.

b is <em>wrong</em>, because volume is a variable.

5 0
3 years ago
A bus travels 20km in 30minutes what is the average speed of the bus?
Vera_Pavlovna [14]

Answer:

40km/hr

Explanation:

Speed = Distance ÷ Time and since they both have different units we have to change one of them. Therefore if we change 30 minutes to half an hour we say 20km ÷ ¹/2

7 0
3 years ago
Describe the uses of the following safety equipment. Fire extinguisher-
vodka [1.7K]

Answer:

To Put of a Fire.

Explanation:

incase an emergency happens, it's important to have a fir extingushier so the situation doesn't get worse and you can put out any possible fire's.

6 0
3 years ago
Q5 what's the answer to A?
Snezhnost [94]
The answer is CH3CH2CH2CHO
8 0
3 years ago
Other questions:
  • How many atoms are in 2 moles of phosphorus
    14·1 answer
  • A base is also known as a alkali, soother, or indicator
    7·1 answer
  • The chemical equation below shows the reaction of sodium (Na) and chlorine (Cl) to form sodium chloride (NaCl).
    9·1 answer
  • An exciton is: A charged particle made of electrons A charged particle made of holes A neutral particle made of an electron and
    5·1 answer
  • The _____ law of thermodynamics states that two objects in thermal equilibrium will have no net heat flow between them.
    7·2 answers
  • In general, an atom with _________________ electrons in its valence shell tends to lose electrons and form a ___________________
    15·1 answer
  • A(n) _____ particle is a particle that contains two protons, two neutrons, and has a 2 charge.
    15·2 answers
  • Plz help ASAP it is number 13 y’all have to answer
    6·1 answer
  • What conditions prevail (are mostly found) in the rain shadow area?
    13·1 answer
  • Please help me with these questions
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!