A noble gas with a high power of fog penetration used in ...
A noble gas with a high power of fog penetration used in aerodrome beacons is?
krpton
argon
helium
neon
Correct answer is D
No explanation has been provided for this answer.
The bleaching action of chlorine is through the process? ...
A given amount of gas occupies 10.0 dm3 at 4atm and 273°C. The number of moles of the gas presen...
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An element with atomic number twelve is likely to be ...
Which of the following compounds has hydrogen bonds between its molecules? ...
Which of the following properties does not give evidence of the kinetic theory of matter? ...
The cleansing effect of soap is low in acidic water because of ...