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hi pls help me w this thankyouuu<3​

Hi Pls Help Me W This Thankyouuult3 class=

Sagot :

Answer:

1.The atomic mass of Sulphur is 32 . So one mole of Sulphur contain 32 gram Sulphur . So 2.4 mole of Sulphur contains 2.4×32 =76.8 gram.

2.The numeric value of this constant is 6.022×1023. Now, we can find the number of moles by the formula of moles that is given mass of the substance divided by the molar mass of the substance. - Hence, we can conclude that there are 17.28×1023 moles in 15 grams of