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
Romashka [77]
3 years ago
10

When is expressing numbers using scientific notation useful?

Chemistry
1 answer:
Mamont248 [21]3 years ago
5 0

Answer:

when the numbers are very large or very small

Explanation:

good luck

You might be interested in
The weight of an object ____.
miv72 [106K]

Explanation:

the. correct option is d

3 0
2 years ago
A piece of metal has a volume of 30.0cm3 and a mass of 252g. What is its density? what metal do you think this is?
Alborosie

Answer:

Explanation:

  1. get density = D = m / V = 0.252 / 0.00003 = 8400
  2. metal will be Cu => bronze
3 0
3 years ago
You are given a solution of sugar and sand and water your task is to separate sugar from sand which of the following experimenta
Ostrovityanka [42]

Answer:

Explanation:

Filtration followed by evaporation:

To separate the mixture of sand and sugar, it is best to use the separation technique of filtration then evaporation.

Pour the water into the mixture. The sugar will dissolve with time in the water. Sand is made up of quartz and does not dissolve in water.

After the dissolution, filter the solution to separate the sand using a filter paper.

Dry the sand thereafter then proceed to evaporate the sugar with water solution. Evaporation will turn water into vapor and the sugar crystals will be left behind.

8 0
3 years ago
What are two methods of writing a balanced formula?
Irina-Kira [14]
Format Method - Writing the symbol of the cation and then the anion. Add whatever subscripts in order to balance the charges.

Crisscross Method - The numerical value of the charge of each ion is crossed over and becomes the subscripts for the other ion.
8 0
3 years ago
The term for the distance between two crests of a water wave is the _____.
vovangra [49]
The highest point of a wave<span> is </span>called<span> the </span>crest<span>. ... </span>Wave<span> height is the vertical </span>distance between<span> the </span>crest<span> and trough. Wavelength is the horizontal </span>distance between waves<span> in a series. Wavelength can be measured </span>between two wave crests<span>.</span>
4 0
3 years ago
Read 2 more answers
Other questions:
  • Hey there! so I have this question in chemistry where they have shown a reaction with Ammonia acid and HCL, so the question to e
    8·2 answers
  • Which of the following is true about neutrons?
    6·1 answer
  • What is the sum of 2.099 g and 0.05681 g? ____g
    10·2 answers
  • What are the fields of science??
    7·1 answer
  • How many mol of oxygen in 2.5 mol of caffein??
    10·1 answer
  • Which factor contributes to both chemical and mechanical weathering?
    11·2 answers
  • What volume of carbon dioxide is produced when 6.40 g of methane gas, CH4 (g), reacts with excess oxygen? All gases are at 35.0C
    7·1 answer
  • Which two statements are true about redox reactions?
    8·2 answers
  • The elements Beryllium (Be), Magnesium (Mg), Calcium (Ca) and Strontium (Sr) are all what?
    8·1 answer
  • Copper metal can exist as ______________ ions.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!