Solve (2−7)(4+5)
(1−5)(3+7)
= 1
Answers
Answered by
1
Step-by-step explanation:
Molar mass of = 1(S) + 2(O) = 1 (32) + 2 (16) = 32+32 = 64g. 1 mole of substance = Molar mass of the substance. Conclusion: 0.75 moles of have same mass as 3 moles of oxygen.
mark me as brainliest
Answered by
1
Step-by-step explanation:
(-5)9
-5×9
-45
-4×10
-40
Similar questions