This is just 15 molecules of C2 or carbon dioxide
First make the fraction over 100
21/50(2/2) = 42/100
42/100 = 0.42
0.42 is your answer
hope this helps
Answer: 1
Step-by-step explanation: it goes -7 -5 -3 -1 1
Answer:
1/1 I think I hope this helps
Step-by-step explanation:
Answer:
1. A
2. C
Step-by-step explanation:
FOR QUESTON 1: r/2 + ( 7/8 - s)
1/2 + ( 7/8 - 1/2) = 7/8 ( A )
FOR QUESTION 2: 2/3 ( n - 6) p
2/3 ( 10 - 6) 1/2 = 4/3 ( C )