Answer:
I remember doing this in 7th,
1. D
2. B or D, more leaning on B though
3. A
Answer:
Succinic acid
Explanation:
The most common possibility is succinic acid
As it has decimals after whole no till hundredth it contains OH and C in most of the cases .
Let's check for succinic acid
- C4H_6O_6
- 4(12)+4(16)+6
- 64+48+6
- 118u
Yes approximately equal
Molecular formula is.
(CH_2)_2(CO_2H)_2
Answer: The inner planets have common types of rocky land forms such as mountains and volcanoes.
Explanation: Helpteaching can give you an answer key to the quiz your working on also i took the test and got it right :)
Answer:
Four (4) hydrogen atoms
Explanation:
C=C-C(triple bond)C
only four hydrogen atoms can bond with the vacant space
