Answer:
Alkali metals
Explanation:
All alkali metals have 1 valence electron, and they want to lose it, because if they do, they will have 8 valence electrons, which will make them inert.
When an atom lose an electron, the atom becomes a cation, because the atom will have one less electrons than protons.
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The major idea behind why having a thick, heavy chimney over a thin, metal chimney for heating a home for a longer period is because it retains a lot of heat and this means energy saving, hence it fuel efficient and cost effective
A metal is a good conductor of heat, this property will make it easily give out head that is needed to the surrounding especially at night, therefore a thick chimney especially made from clay material will be a better choice over a thin metal
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It is crystalline in nature which is used in explosives,buffers and fertilisers it is also used to treat low blood levels(hypokalemia)
At atmospheric pressure water boils at 100 degC.
So the water would be gas/vapor/steam.
Answer:
2.67761514 moles
Explanation:
0.075kg equates to 75g.
This means that the car emits 75g of CO per km.
dividing 75g by the molar mass of CO (28.01g/mol) we get 2.67761514 moles
