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ludmilkaskok [199]
3 years ago
9

Mention three sources of light​

Chemistry
1 answer:
Kitty [74]3 years ago
7 0

Answer:

Hey

You.

You emit infered light via heat.

The sun

The sun emits <em><u>all</u></em> frequincies of light, but mostly yellow light.

Your microwwaves

As your food gets hotter the microwwaves shake up the water molecules because they are the perfect frequincy to do so.

Wbob1314

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likoan [24]

Answer:

atomic number: 42

chemical symbol: mo

number of protons:42

number of electrons:42

atomic mass 96

Explanation:

you got the answers right.

just read what it says

4 0
3 years ago
The length breadth and thickness of a brick is 18cm 8 cm and 5cm respictively find the area of the widest part of rhe brick​
Sunny_sXe [5.5K]

Answer:

144cm²

Explanation:

Given dimensions:

     Length x breadth x thickness

        18cm  x   8cm    x    5cm

The widest part of this figure will be the face containing the length and the breadth.

The breadth is the width of the figure;

Area of the widest part  = length x breadth = 18cm x 8cm  = 144cm

The area of the widest part of the figure is 144cm²

4 0
3 years ago
In a 0.737 m solution, a weak acid is 12.5% dissociated. calculate ka of the acid.
r-ruslan [8.4K]
Hello! Let me try to answer this :)

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8 0
3 years ago
What is an atomic number? An atomic mass?
mrs_skeptik [129]

Answer:

The atomic number is the number of the elements inside the periodic table and the mass is the weight or a number under the elements.

Explanation:

Correct me if I am wrong

4 0
3 years ago
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