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Hanaan Ahmed

Experienced tutor and undergraduate at The University of Manchester

529Students helped
2Questions answered
£35Per hour
Chemistry

Asked by Kenia · a year ago

How many moles of NaHCO3 are in 44g?

Moles = Mass / Mr Mass = 44g Mr = Na (1x23.0) + H (1x1.0) + C (1 x 12.0) + O (3 x 16.0) = 84.0 Moles = 44g / 84.0 = 0.524 moles

Maths

Asked by Kashannah · a year ago

14xq4?

Is this q^4? If so, the answer should be 14q^4 If this is 14 x q x 4 The answer will be 56q

Hanaan's profile picture

Hanaan Ahmed

Experienced tutor and undergraduate at The University of Manchester

529Students helped
2Questions answered
£35Per hour