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
BARSIC [14]
3 years ago
5

How many bromine atoms are present in 39.4 g of CH2Br2

Chemistry
1 answer:
strojnjashka [21]3 years ago
7 0
37.8 g CH2Br2 X (1 mol CH2Br2 / 173.83 g) = 4.60X10^-3 mol CH2Br2 

<span>4.60X10^-3 mol CH2Br2 X (2 mol Br / 1 mol CH2Br2) X 6.02X10^23 atoms/mol = 5.54X10^21 bromine atoms</span>
You might be interested in
Into what kinds of energy does a toaster convert electrical energy?
KengaRu [80]

the answer is C. light and heat

6 0
3 years ago
Read 2 more answers
Why doesn't the earth,s shadow get cast onto the moon every month ?
soldi70 [24.7K]
Becuz the sun refelt off the earth and on to the moon.

8 0
3 years ago
Which coefficients correctly balance the formula equation nh4no2(s)-&gt; n2(g) + h2o(l)?
horrorfan [7]
NH4NO2 > N2 + 2 H2O
8 0
2 years ago
Predict how many antacid tablets it would take to produce 120 mL of CO2 gas
Alja [10]
<span>The question does not mention the brand or size of antacid tablets, but some research in the internet shows that for a very common brand, Alka Seltzer, that it takes about 4 tablets to produces 60 mL of gas. So for 120mL it will take 120/60 x 4 or 8 tablets to produce 120 mL of CO2 gas.</span>
7 0
3 years ago
What is a nuclear acid ​
Ronch [10]

Answer:

Nucleic acid is an important class of macromolecules found in all cells and viruses. Deoxyribonucleic acid (DNA) encodes the information the cell needs to make proteins.

A related type of nucleic acid, called ribonucleic acid (RNA), comes in different molecular forms that participate in protein synthesis.

8 0
2 years ago
Read 2 more answers
Other questions:
  • Red gold is a gold‑copper alloy used to make jewelry. A piece of jewelry made of red gold weighs 7.67 g and has a volume of 0.43
    10·1 answer
  • What is the chemical formula for a compound that has 1 Nitrogen and 3 atoms of Hydrogen?
    14·1 answer
  • "what is the empirical formula for a compound that is 2.46% h, 39.07% s, and 58.47% o?"
    15·1 answer
  • Some one please help i am so stuck on these
    8·1 answer
  • HELP ITS DUE TOMORROW ​
    7·2 answers
  • Avogadro's number 6.02 X 10^23 is used in chemistry to measure something like electrons, atoms, elements etc. Question 1 options
    5·2 answers
  • PLZ SOMEONE HELP I’LL MARK AS BRAINLIEST!!!
    8·1 answer
  • Helppp nowwww plsss
    15·2 answers
  • How to calculate the density of a substance
    13·2 answers
  • Nitrous acid, hno2, has a ka of 7. 1 ✕ 10-4. what are [h3o ], [no2-], and [oh -] in 0. 40 m hno2?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!