If a quintal=100 kg and a tonne=1000 kg, then why is it that in cricket 100 runs = ton(ne) and not quintal? - Quora
![SOLVED: a copper ore contains 3.00% of copper carbonate, CuCO3, by mass. Which mass of copper would be obtained from 1 tonne of the ore? A 1.91kg B 3.71kg C 15.3kg D 58.4kg SOLVED: a copper ore contains 3.00% of copper carbonate, CuCO3, by mass. Which mass of copper would be obtained from 1 tonne of the ore? A 1.91kg B 3.71kg C 15.3kg D 58.4kg](https://cdn.numerade.com/ask_previews/07a3826c-3919-4764-b2f3-d34b768229d3_large.jpg)
SOLVED: a copper ore contains 3.00% of copper carbonate, CuCO3, by mass. Which mass of copper would be obtained from 1 tonne of the ore? A 1.91kg B 3.71kg C 15.3kg D 58.4kg
![Converting between units of mass - kilograms and tonnes - ANSWERS - Studyladder Interactive Learning Games Converting between units of mass - kilograms and tonnes - ANSWERS - Studyladder Interactive Learning Games](https://static.studyladder.com/cdn/course/e5/2c0fe12f32aa.jpg)