Nitrous oxide (N2O), also called dinitrogen monoxide, laughing gas, or nitrous, one of several oxides of nitrogen, a colourless gas with pleasant, sweetish odour and taste, which when inhaled produces insensibility to pain preceded by mild hysteria, sometimes laughter.
SO AKA, OXYGEN & NITROGEN
Answer:
it has a fixed volume it can also be compressed
Explanation:
a gases molecules don't move slow because they are not solid and are not compacted.
a gas does not have a fixed shape because there is nothing to hold its shape
Answer:
group VI
Explanation:
there are 6 valance electrons and since valance electrons = group number, the group number will be 6
<h2>A few things that are done to preserve bridges include:
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Washing and cleaning.
Sealing deck joints.
Clearing drainage areas.
Sealing cracks.
Painting exposed elements.
Removing trash and other debris.
Protecting against scour.
Lubricating bearings.
Answer:
17.92 litres.
Explanation:
1 mole of a gas occupies 22.4 litres at STP.
So 0.8 moles occupies 0.8 * 22.4
= 17.92 litres.