1.

13. How many gram atoms are present in 40g ofcalcium ?(1 Point)1324​

Answer»

Answer:

2 Gram

Explanation:

so , this 40 g is can be said to be one mole of CALCIUM ATOM. One mole of any substances contain the NUMBER of molecules or atoms equal to 6.022×10^23. = 3.011×10^22 atom will be contained in 2 grams



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