The body of a 154−154−pound person contains approximately 2×10−12×10 −1  milligrams of gold and 6×1016×10 1  milligrams of aluminum.

The body of a 154−154−pound person contains approximately 2×10−12×10 −1  milligrams of gold and 6×1016×10 1  milligrams of aluminum. Based on this information, the number of milligrams of aluminum in the body is how many times the number of milligrams of gold in the body?​

A piece of gold weighing 36 gm in air, weighs 34gm in water. If there is some copper impurity in gold find the amount of copper in it given specific gravity of gold is 19.3 and that of copper is 8.9

Gold in 20 times as heavy as water and copper is 10 times as heavy as water. In what ratio these two metals be mixed so that the alloy is 13 times as heavy as water is                                                                                    Options :A] 2:7B] 3:7C] 1:2D] 2:3

How many moles of gold, Au, would have the same number of atoms as 84.0 g of silver, Ag?

Gold in 20 times as heavy as water and copper is 10 times as heavy as water. In what ratio these two metals be mixed so that the alloy is 13 times as heavy as water is Options : A] 2:7 B] 3:7 C] 1:2 D] 2:3