Answer:For a typical experiment, you should plan to repeat it at least three times (more is better).
Explanation:
Answer:
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†•°-Love Ash or Ashlynn-°•†
P.S (Have A great day!!)
Answer:
18.0 Ampere is the size of electric current that must flow.
Explanation:
Moles of electron , n = 550 mmol = 0.550 mol
1 mmol = 0.001 mol
Number of electrons = N

Charge on N electrons : Q

Duration of time charge allowed to pass = T = 49.0 min = 49.0 × 60 seconds
1 min = 60 seconds
Size of current : I



18.0 Ampere is the size of electric current that must flow.
<span>If the solution feels slippery and has a pH of 12 that means the solution is a base. Common base solutions are soapy water, bleach, oven cleaner and liquid drain cleaner.</span>
I believe the answer you're looking for is B. It's Polluted. I hope this helps.