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erik [133]
3 years ago
13

What is radiation?

Chemistry
2 answers:
Georgia [21]3 years ago
5 0

Answer:

Transfer of heat through electromagnetic waves

Finger [1]3 years ago
3 0
Transfer of heat through electromagnetic waves
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Decide which element probably formed a compound with hydrogen that has a chemical formula most and least similar to the chemical
ss7ja [257]
Tbh I really don’t know
4 0
3 years ago
Read 2 more answers
I will give brainliest!!!!!
creativ13 [48]

Answer:

1. equator

2. west to east

3. equator

4. north to south

5. hemisphears

Explanation:

Mark as brainliest please

4 0
3 years ago
The density (g/L) of CO2 gas at STP ( 273 K, 1.00 atm) is
Triss [41]

The density : 1.96 g/L

<h3>Further explanation</h3>

Ideal gas Law

Pv=nRT

where  

P = pressure, atm , N/m²  

V = volume, liter  

n = number of moles  

R = gas constant = 0.082 l.atm / mol K (P= atm, v= liter),or 8,314 J/mol K (P=Pa or N/m², v= m³)  

T = temperature, Kelvin  

so for density,

MW CO₂ = 44 g/mol

\tt \rho=\dfrac{P\times MW}{RT}\\\\\rho=\dfrac{1\times 44}{0.082\times 273}\\\\\rho=1.96~g/L

3 0
3 years ago
Explain what happens to the energy in a wave when a sound is louder.
liraira [26]
Greater amplitude waves have more energy and greater intensity, so they sound louder. ... The same amount of energy is spread over a greater area, so the intensity and loudness of the sound is less. This explains why even loud sounds fade away as you move farther from the source.
8 0
3 years ago
Which element will be more reactive - Mg (magnesium) OR Se (Selenium)? *
anygoal [31]

Answer:

magnesium

Explanation:

magnesium is in Group 2, in the periodic table. this means that it has 2 valence electrons. the less valence electrons an element or atom has, the more reactive. Selenium has 6 valence electrons. as a result, Mg is more reactive

5 0
4 years ago
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