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
Anuta_ua [19.1K]
3 years ago
12

Calculate the mass of 9.75x1021 atoms of helium.

Chemistry
1 answer:
Leya [2.2K]3 years ago
5 0

Answer: 99.5475

Hope this helps(:

You might be interested in
Which organelles surround the cell?
GalinKa [24]

Answer:

Cell Wall, Cell Membrane, Nucleus, Endoplasmic Reticulum (ER), and Ribosome.

Explanation:

Hopefully this helps :).

5 0
3 years ago
Read 2 more answers
In what ways do scientists not study the history of Earth's climate?
BARSIC [14]
(A) Studying ice cores
3 0
3 years ago
Relative mass each element contributes to the mass as a whole is _________.
Korolek [52]
Your a furry cause I don’t know
3 0
3 years ago
Which law states that at constant temperature the pressure of a given amount of gas is inversely proportional to the volume of t
Phantasy [73]
That law is known as Boyle's Law, "The volume of a given mass of a gas is inversely related to pressure when the temperature is constant"
8 0
3 years ago
CaCO3 For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH. If the
Slav-nsk [51]

Answer:

Hello attached below is the data found in Aleks Data tab

answer :

i) N0

ii) N0

iii) YES ,  pH of highest solubility = 5

Explanation:

i) For CuBr

solubility does not change with pH  hence answer = NO

ii) For MgCl2

solubility does not change with pH hence the answer = NO

iii) For Ba(OH) 2

Solubility does change with pH hence the answer = YES

and the pH at which the highest solubility will occur is = 5

attached below is the reason for the answers given

4 0
3 years ago
Other questions:
  • What is the mass of kilogram of an object that wileight 50.0 in round your answer to the nearest tenth
    9·1 answer
  • 100 ml of soft drink A contains 75g of sugar and weighs 110g. calculate density
    7·1 answer
  • Drag each label to the correct image. Each label can be used more than once.
    14·2 answers
  • What is unique about the size and location of this exoplanet?
    11·1 answer
  • Consider this reaction: 2al(s) + 3 cucl2(aq) → 2alcl3(aq) + 3 cu(s) if the concentration of cucl2 drops from 1.000 m to 0.655 m
    13·1 answer
  • How many hybrid orbitals do we use to describe each molecule c2h5no (4 c−h bonds and one o−h) key?
    10·1 answer
  • When the following reaction is completed and written in the form of a net ionic equation, which of the following elements will N
    13·1 answer
  • Compare and contrast alpha beta and gamma radiation
    11·1 answer
  • I need help please ASAP
    15·1 answer
  • Please help I need a answer to both
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!