not much really
20p weighs 5 Grams
There are 6 2p electrons in argon.
A 2p coin in the UK weighs approximately 7.12 grams.
she weigh 126 lbs
1000 pennies would weigh approximately 2.5 pounds.
A 2p coin weighs 7.12 grams, so five of them weigh 35.6 grams. A 1p coin weighs 3.56 grams, so five of those weigh 17.8 grams. In total, five 2p coins and five 1p coins together weigh 53.4 grams.
20p weighs 5 Grams
356grams. The 1p weighs 3.56grams and the 2p weighs 7.12grams. Whichever combination you use, for £1, it should always weigh 356grams.
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