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MALIK
Questions (3)
What mass in grammes of hydrogen sulphide will be required to precipitate 15g of copper sulphide from a copper(2)
2 answers
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What is catalyst?
1 answer
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WHAT IS THE AMOUNT OF A SUBSTANCES CONTAINED IN 50GRAM OF MAGNESIUM TRIOXOCARBONATE IV (Mg=24,C=12,O=16
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Answers (2)
Average velocity is the total displacement divided by the total time. t1= 1.5 hour (time) t2= 30 minutes (time) v1= 10 km/h (velocity) v2= 18 km/h (velocity) d1= 10 km/h x 1.5 hour = 15 km d2= 15 km/h x 0.5 minutes = 7.5 km *convert the minutes to hour to
I ALSO HAVE A SPEECH BUT UNFORTUNATELY I DON'T KNOW
