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maria [59]
3 years ago
13

Scientists examine radio waves to determine the composition and structure of a newly discovered object.

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

Answer:

True.

Hope this helps!

let me know if u get it right

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How many moles is 5.05 x 10^24 atoms of magnesium?
Bess [88]

Answer: 9.55 moles

Explanation: Moles are the base unit of atoms, molecules, ions, or any other substance. It is exactly 6.022 × 10²³ entities of any substance. The mole is equal to the ratio of the given mass to the molar mass.

Hope this helps :) If possible give brainliest

7 0
3 years ago
aspirin is a compound that contain carbon,hydrogen and oxygen. It is uesd as painkiller. An aspirin tablet contain 1.25×10³⁰ mol
igomit [66]
Use formula n= number of particles / avogrado constant

n= number of mole
avogrado constant= 6.12x10^-23


you will get 2.042 x 10^52
5 0
3 years ago
A scientist tested a series of solutions to determine their pH, and recorded the results in this table.
gavmur [86]
D because strong bases ( and 14 is a strong base ) will make a strong acid neutral
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3 years ago
If a dog has a mass of 16.5 kg, what is its mass in the following units? Use scientific notation in all of your answers. (a) Wha
const2013 [10]

Answer:

(a) 16500 grams

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(c) 16500000000 micrograms

8 0
3 years ago
2KClO3 —> 2KCl2+ 3O2
garik1379 [7]

Answer:

False. The balanced equation should be

2KClO3-->2KCl + 3O2

it is a decomposition reaction.

3 0
3 years ago
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