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jeka94
3 years ago
5

What part of the electromagnetic spectrum was first developed during ww2

Chemistry
1 answer:
insens350 [35]3 years ago
7 0

Answer:

Radio waves were first developed in WWII

Explanation:

Mark me Brainliest?

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Correct answer will be marked brainliest!
tigry1 [53]

Answer:

0.0660 moles

Explanation:

Change torr to atm and change celcius to kelvin.

(1.35L)(.987 atm)/(0.08206 L atm /mol k)(290k)

= 0.0660 mol

4 0
3 years ago
Use IUPAC rules to name this compound. A) nitrogen iodide B) nitrogen triiodide C) mononitrogen iodide D) mononitrogen triiodide
Mariulka [41]

Answer:

Name of the compound is Nitrogen triiodide.

Explanation:

According to the IUPAC rules, to naming of the compound the following formula can be applied.

Prefix + Name of first element + Base name element of second element + Suffix.

The given compound - NI_{3}

Name of first element- Nitrogen

Base name element of second element - Iodine

Suffix = 3 = tri

Here, iodine is in ionic form therefore, it becomes iodide. and then suffix will be added in front of the halogen.

Therefore, name of the compound will be  Nitrogen triiodide..

3 0
3 years ago
Read 2 more answers
Round this number to two significant figures. 5206
aivan3 [116]
The answer to this is 5200
7 0
3 years ago
Read 2 more answers
What color is beryllium.
melisa1 [442]

Answer:Beryllium is a silvery-white metal.

Explanation:

6 0
2 years ago
According to solubility rules, which of the following compounds is insoluble in water?
HACTEHA [7]

Answer:

The correct answer is - Al(OH)3

Explanation:

At the point when a substance is blended in with a soluble, there are a few potential outcomes. The deciding variable for the outcome is the solubility of the substance, which is characterized as the maximum concentration of the solute. These rules help figure out which substances are solvent, and how much.

According to the 11 rules of solubility rules, the insoluble compound in water is - Al(OH)3

5 0
4 years ago
Read 2 more answers
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