Chemistry, 23.02.2021 17:50 ajbrock1004
Qla. A 9 carat gold ring is made from a mixture of metals. The table below shows
the mass of different metals in the ring. The mass of the ring is 5.0 g. The cost of
gold is £30 per gram. Calculate the cost, in £. of the gold used in the 9 carat gold
ring. Use the table above. [1]
Metal
Mass of metal in g
Gold
1.9
Silver
2.8
Copper
0.3
Answers: 3
Chemistry, 22.06.2019 02:40, gabrielolivas59
The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
Answers: 3
Chemistry, 23.06.2019 13:00, kayleegeise
Write the balanced chemical reaction for the formation of fe2(so4)3 from fe2o3 and so3 and determine how many moles of fe2(so4)3 are formed when 12.7 mol of so3 are reacted.
Answers: 1
Qla. A 9 carat gold ring is made from a mixture of metals. The table below shows
the mass of differ...
Mathematics, 06.05.2021 21:30
Mathematics, 06.05.2021 21:30
Mathematics, 06.05.2021 21:30