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
lys-0071 [83]
3 years ago
11

Please I don’t get this at all someone help

Chemistry
1 answer:
ohaa [14]3 years ago
6 0
I think it’s 7.41 because you count up all the atoms and find out how many are x (the large grey ones) and you do 2/27 x 100 which gives you 7.41 :) (sorry if i counted wrong it’s kinda hard)
You might be interested in
Which increases the likelihood that a dead organisms will be fossilized
zzz [600]
When an organism is buried quickly there is less decay and better the chance for it to be persevere. The hard parts of the organism such as bones, shells, and teeth have a better chance of becoming fossils that softer parts of the organism. HARD BONES.
6 0
3 years ago
A liquid that evaporates at a slow rate exhibits __________.
Marizza181 [45]
Strong internolecurar forces (A) hope it helps
3 0
3 years ago
The experimental group is the group that is left alone during the experiment
Paladinen [302]

Answer:

The given statement is false.

Explanation:

  • A common method of experimentation that is used to collect data on hypotheses of end up causing-effect is a contrast between two groups.
  • One community, the experimental group, is receiving medication for having any result. Some other group becomes left exposed, the control group, whether creating a different treatment.
4 0
3 years ago
A teacher makes the following statement.
melamori03 [73]
The correct answer among the choices given is the first option.The teacher most likely is talking about distillation of a mixture. Distillation is a unit operation that separates component substances from a liquid mixture which is shown by the teacher. Also, the most common purifying technique in the production of gasoline is by this process.
5 0
3 years ago
Read 2 more answers
The element Osminum has a density of 22.6 g/cm3. the mass of a block of Osmium with three sides of 1.01cmx0.223 cm x 0.648 cm is
Alika [10]
Volume of osmium = 1.01(0.223)(0.648) = 0.14595 cm3

Density = mass / volume
So density x volume = mass of osmium
22.6 x 0.14595 = 3.29845 g
6 0
3 years ago
Other questions:
  • Eating of candy is a chemical change? How
    8·1 answer
  • Please help with this question:)
    13·2 answers
  • Washing dishes in the dishwasher with detergent and hot water is a ________ process.
    12·1 answer
  • Using the example in the above information determine the empirical formula of a compound if a sample contains 0.130 g of nitroge
    11·1 answer
  • A chemical process involves adding various agents to a vat and then waiting for the agents to react to make a final compound. Th
    6·1 answer
  • Zinc and hydrochloric acid react to form zinc chloride and hydrogen gas according to
    14·1 answer
  • For a constant waves speed,wavelength,of the wave increases with a(n)______
    12·1 answer
  • Who can do my chemistry? It's due tonight, please! It’s about solubility interactive
    10·1 answer
  • How can you find the number of neutrons that are in an atom of an element
    15·1 answer
  • Suggest two materials produced from hydrocarbons by the petrochemical industry.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!