Using the following balanced equation: 2Al + Cr2O3 → Al2O3 + 2Cr
Given 19.8 g of Al how many grams of Al2O3 will be produced?
O 9.9 g Al2O3
O 10.5 g Al2O3
150 g Al2O3
0.0036 g Al2O3
O 37.4 g Al2O3

One does not belong why? ice, gold ,wood ,diamond and table salt

How many atoms are there in 5.70 mol of mg

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.