hahahaha

To remove the oxidized layer on aluminum one should use ?

• HCl

• NaCl

• FeSO4

• CuSO4

What will the sun become after it runs out of hydrogen?

• a white dwarf

• a yellow dwarf

• a brown dwarf

• a red dwarf

What is amalgamation?

• the process by which a metal or an alloy is added to mercury

• the process by which mercury is mixed with a metal or an alloy

• the process by which mercury is mixed with gold

• the process by which mercury is mixed with silver

What are Zaid crops???

• Summer crops

• Winter crops

• spring crops

• autumn crops

In how many years will the sun die??

• 6.5 billion years

• 5.5 million years

• In 1 second

• 9.5 billion

To make fiber out of aluminum what should we do??

• add dilute hydrochloric acid and then add mercury

• put mercury and then add dilute hydrochloric acid

• add Sulfuric acid then add dilute hydrochloric acid

• None of the above

Which of the above maybe be the new earth?

• Mars

• Kepler 352-b

• HD-14839582

• Kepler -1436857

Which of the above is the French word for to understand?

• comprendre

• none of the above

• saisir

• entendre

What happens when you enter a black hole?

• you become like spaghetti

• you're body will expand

• you're body will stretch

• All of the above

• none of the above

which of the following is the formula for iron oxide ?

• Fe2O3

• Fe3O2

• Fe

• HCl