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45,0 grams of hydrogen gas have 135,5.10e23 atoms.
3.05 x 1025
6.355 x 10e10 atoms of iron contain 58,93.e-13 grams
The answer is 13,367.1010e+23 atoms.
On average, a kiwi weighs around 80 to 100 grams.
6.023 x 1023
The mass is 2.86 grams but the weight will be 0.028 Newtons.
Yes. One mole (6.02 x 10 to the 23 atoms) would weigh 197 grams.
To convert uranium atoms to grams, you need to know the molar mass of uranium. Uranium's molar mass is approximately 238.03 g/mol. Therefore, 7.5 x 10^21 uranium atoms would weigh approximately 0.625 grams.
825,000
Silver quarters weigh 6.25 grams. Clad quarters weigh 5.67 grams.
250 grams
About 5 grams.
16 grams
1.5-2 grams
1.7-1.8 grams
A large swallowtail may weigh 0.3 grams and smaller butterflies 0.04 grams. The Queen Victoria Birdwing may weigh 2-3 grams