[Answered] Pure isooctane would have an octane rating of A) 0. B) 50. C) 75. D) ...

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Author Question: Pure isooctane would have an octane rating of A) 0. B) 50. C) 75. D) ... (Read 93 times)

casperchen82

Hero Member
Posts: 540

on: Aug 27, 2018

Pure isooctane would have an octane rating of

A) 0.
B) 50.
C) 75.
D) 100.

Question 2

After five half-lives, what percentage of the original radioactive isotope remains in a sample?

A) 0
B) 50
C) 3.13
D) 6.25

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Marked as best answer by a Subject Expert

mcinincha279

Sr. Member
Posts: 316

Reply #1 on: Aug 27, 2018

Answer to Question 1

D

Answer to Question 2

C

casperchen82

Member
Posts: 540

Reply 2 on: Aug 27, 2018

Excellent

coreycathey

Member
Posts: 333

Reply 3 on: Yesterday

YES! Correct, THANKS for helping me on my review

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