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
sveta [45]
3 years ago
10

Hydrogen is 99% hydrogen-1; 0.8% hydrogen-2; and 0.2% hydrogen-3. calculate it's average atomic mass

Chemistry
2 answers:
alexandr402 [8]3 years ago
4 0
Average atomic mass is =1.11 u

need brainliest
dexar [7]3 years ago
3 0

sorry, don't know

sorry, don't know

You might be interested in
A train in Japan can travel 813.5 miles in 5 hours
Anastaziya [24]

Answer:

162.7miles/hr

Explanation:

Given parameters:

Distance covered by the train  = 813.5miles

Time taken  = 5hours

Unknown:

Speed of the train  = ?

Solution:

Speed is a physical quantity.

It is mathematically expressed as;

      Speed  = \frac{distance}{time}

So, input parameters and solve;

   Speed  = \frac{813.5}{5}  = 162.7miles/hr

8 0
3 years ago
What is the definition of the molar mass of an element or compound?
VashaNatasha [74]

Answer:

The molar mass is the mass of a given chemical element or chemical compound (g) divided by the amount of substance(mol) .

Explanation:

hope it may help you

mark as brainlist please

8 0
2 years ago
what mass of chromium (III) sulfide is produced from the reaction of 13.2 g of sulfur with excess chromium?
Andreas93 [3]

Answer: Cr2S3

Explanation:

5 0
3 years ago
Read 2 more answers
On the periodic table, what is used to determine the order of elements? (Use your own words? Help please!!!
Angelina_Jolie [31]

Elements are listed in order of increasing atomic number from the left to the right.

4 0
2 years ago
Read 2 more answers
When organizing your narrative, what are the 3 sections that make up a story (planning the specific order)
Sveta_85 [38]

Answer:

#1 Exposition

#2 Background information

#3 Complication

this is right unless you're speaking of theme plot conflict climax falling action or conclusion

3 0
3 years ago
Other questions:
  • Students can use _________ to distinguish pure substances, such as elements and compounds with a constant composition, from othe
    15·2 answers
  • Which statement correctly compares sound and earthquake waves?
    7·2 answers
  • What does the law of conservation of energy impy
    12·2 answers
  • “Some types of vaccines need only one shot to protect you for the rest of your life. Other types, such as the one for seasonal f
    7·2 answers
  • Consider the reaction. When does the given chemical system reach dynamic equilibrium? when the forward and reverse reactions sto
    8·1 answer
  • What is the percent abundance for antimony
    14·1 answer
  • A physician orders a patient to receive 1.25 mg of conjugated estrogen per day you have conjugated estrogens and 0.625 mg tablet
    14·1 answer
  • Do you Believe in soulmates why or why not
    14·2 answers
  • The following chemical equations are organized by reaction type. You must balance each reaction, and show your work
    5·1 answer
  • Acids which contain only hydrogen and a single other element are referred to as.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!