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
allochka39001 [22]
3 years ago
9

Solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. How many molecules of hydrogen gas

are formed when 48.7 grams of sodium are added to water?
Chemistry
1 answer:
zysi [14]3 years ago
5 0
Convert the 48.7 grams into moles and then use the balanced equation to convert to moles of hydrogen gas. Then divide by avogadro's number<span />
You might be interested in
£<br> 5.1.4 Quiz: Hydrocarbons<br><br> What is the name of this molecule?
lisov135 [29]
£ is not a molecule. It is a currency. That is pounds sterling, used in the U.K.
3 0
3 years ago
Read 2 more answers
OxYgen and hydrogen particles are kept in a container. Which of the following
Tema [17]

Answer:

Option D

Oxygen particles mix evenly with hydrogen particles.

Explanation:

Diffusion refers to the movement of gasses from a region of higher concentration to a region of lower concentration.

Diffusion occurs in gases because their particles are in a state of constant random motion.

Due to this continuous random motion, once the oxygen and the hydrogen are added to the container, they will begin to mix freely with each other until they fill up the entire volume of the container.

7 0
3 years ago
Question:
Nikolay [14]

Answer:

north pole, south pole, and magnetic field

Explanation:

the earth basically has a giant bar magnet inside it( the axis). Earth has a north pole, a south pole, and a magnetic field which are the same things that a bar magnet has.

4 0
3 years ago
Ethyl acetate is a sweet-smelling solvent used in varnishes and fingernail polish remover. it is produced industrially by heatin
Tatiana [17]
When Carboxylic Acid is treated with Alcohols in the presence of acid as a catalyst it produces corresponding Esters. This reaction is called as Esterification.
 Also, this reaction is a reversible reaction and the ester formed can also hydrolyze to produce Carboxylic acid and Alcohol. This reverse reaction is called as transesterification.
The formation of Ethyl Acetate from Acetic Acid and Ethanol in the presence of acid is shown below,

6 0
3 years ago
OMG HELP!!!! I SUCK AT SCIENCE
Maksim231197 [3]
Organism are made up of organic molecules consisting of carbon, hydrogen, oxygen, nitrogen, sulfur, and phosphorus.

The answer is B.
6 0
3 years ago
Read 2 more answers
Other questions:
  • 4. Jake surveyed his 25 classmates on their favorite flavor of
    11·1 answer
  • Exactly 5.00 L of air at -50.0°C is warmed to 100.0°C. What is the new volume if the pressure remains constant?
    13·1 answer
  • What is the difference between an atom and an element? a An atom cannot be cut into smaller, but an element is a group of atoms
    8·1 answer
  • Which one is your favorite?
    9·2 answers
  • Which of the following is an isotope of hydrogen​
    14·1 answer
  • 672cm x 11cm / 6.3cm^3
    8·2 answers
  • What is the answer to question 7, NH4C2H3O2
    8·2 answers
  • 7. Which of the following is a proof that light travels in a straight line?
    8·1 answer
  • Mark’s experiment uses the reaction between baking soda and vinegar as a positive control. This is because he knows this combina
    6·1 answer
  • Give the characteristic of a first order reaction having only one reactant.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!