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
Viktor [21]
3 years ago
11

A certain element exists as three different isotopes. 24.1% of all isotopes have a mass of 75.23 amu, 48.7% have a mass of 74.61

amu, and 27.2% have a mass of 75.20 amu.
Chemistry
1 answer:
larisa86 [58]3 years ago
5 0
What is the question? If the question is the average atomic mass the answer is 74.92
You might be interested in
How do the orbits of a comet and earth compare?
TiliK225 [7]
Comets are balls of ice and dust in orbit around the Sun. The orbits of comets are different from those of planets - they are elliptical. A comet's orbit takes it very close to the Sun and then far away again.
8 0
4 years ago
5. How many moles are there in 222.3 grams of Ca(OH)2? (1) 1.5 mol (3) 5.5 mol (2) 3.0 mol (4) 22.3 mol 5​
tensa zangetsu [6.8K]

Answer: (2)3.0 mol

Explanation: 222.3g= 222.3/74= 3.0 mol

1mol Ca(OH)2 is 74g

6 0
3 years ago
List 10 things that need a pull to move.
LUCKY_DIMON [66]

Answer:

a cabinet

a door

a cage

kdkdkxkxkkckcococoocc

4 0
3 years ago
Which element has atoms that can bond with each other to form long chains or rings?
avanturin [10]
<span>The correct answer is option 1. It is the carbon (C) atom that can bond with each other to form ring and chain structures in compounds. These ring and chain structures and compounds are called organic compounds. Chain structures include alkanes, alkenes, alkynes. Ring structures include cyclic hydrocarbons and aromatic hydrocarbons.</span>
5 0
4 years ago
Read 2 more answers
What is it called if a substance is formed by the neutralization of acid and alkali?
miskamm [114]

Answer:

muối

Explanation:

3 0
3 years ago
Read 2 more answers
Other questions:
  • Part a is the polar head of a soap molecule more attracted to calcium or sodium ions?
    8·1 answer
  • Ammonia can also be synthesized by the reaction 3h2(g)+n2(g)→2nh3(g) what is the theoretical yield of ammonia, in kilograms, tha
    10·2 answers
  • Is opposite poles repel each other why does the north end pf a compass point to the north pole
    14·1 answer
  • An iron nail with a mass of 12 g absorbs 12 J of heat.
    5·1 answer
  • Redox reactions- does anyone know the answers?
    12·1 answer
  • Why is the formation of tarnish a chemical change?
    11·1 answer
  • 5. What mass of aluminum is produced by the decomposition of 6.50<br> kg of aluminum oxide?
    15·1 answer
  • You want to experiment to see how long it takes for water, hydrogen peroxide, and vinegar to boil. You decide heat up 10 mL of w
    13·1 answer
  • Coal and diamond are both minerals .they are both expensive.why
    5·2 answers
  • I NEED HELP ASAP !!!!!!!!!!!!!!!!!!!!!1
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!