A compass needle points north because the north pole of the magnet inside it is attracted to the south pole of Earth's built-in magnet . <u><em>And irons are heavily attracked to magnet</em></u> .So this is why iron needles used in compasses .
Answer:
AS THE HYPOTHESIS MEANS THAT OUR THOUGHTS AND FINDINGS SO
PART B .... RATTLESNAKES VENOM CAN BE USED AS TREATMENT
Explanation:
PLEASE MARK AS BRAINLIEST
Sodium would form Na+
Oxygen would form O-2
Phosphorus would form -3 or +5
Sodium and oxygen would combine to form ionic bonds because one is a metal and the other is non-metal, while Phosporus and oxygen would combine to form covalent bonds because they are both non-metals.
Answer: if your trying to say what 4x10-23 is the answer is 17
and if ur also trying to say whats 870.4x10-23 the answer is 8681 have a nice day!
Explanation:
also and what is (NH4)3PO4 if its a file code or link your not allowed to post that
The formula to find the amount of moles of a substance used is: actual mass divided by relative molecular mass.
Therefore,
60/40 = 1.5 moles
