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This is my understanding.... though I am no expert by any means...
Aldopentoses have 3 chiral centers (assymetrical carbon atoms) which allows for 8 stereoisomers (4D and 4L) while ketopentoses have 2 chiral centers which makes 4 stereoisomers .
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How many significant figures are in 41.05?
You have to round to two significant digits because 5.5 only has two. So, 5.5 × 2.141 = 12
How many electrons are in the third energy level of oxygen?
There is no third energy level of oxygen, there is only two. The second energy level has 6 electrons.
What element has 2 electrons in the 1s sublevel and 4 electrons in the 2s level?
An element cannot have 4 electrons in the 2 s level. The s subshell can hold only TWO electrons. Carbon has 4 electrons in the 2p level, however, if that's what you meant.
In a double covalent bond two electrons are shared between two atoms.?
Actually 4 electrons are being shared between 2 atoms. Each atom provides 2 electrons for a total of 4. If only 2 electrons are being shared, it is a single covalent bond.
Does amylose contain only 1-4 glycosidic bonds?
Yes! Only 1->4 Glycosidic bonds in Amylose!
What is the probability of a coin landing heads up on two consecutive flips?
In an infinite series of flips it is 1 = a certainty.In only two flips it is 1/4.In an infinite series of flips it is 1 = a certainty.In only two flips it is 1/4.In an infinite series of flips it is 1 = a certainty.In only two flips it is 1/4.In an infinite series of flips it is 1 = a certainty.In only two flips it is 1/4.
Does a playstation 2 have 4 players or two?
you can only have two players in the PS2
Do guinea pigs have 4 teats?
no they only have two
How would one express the number thirteen using only two fours?
4 + 4 + (4/4).
Divisiblity of 4?
The only number by which four is divisible is two.
Divisibility rules of 4?
A number is divisible by 4 if and only if its last two digits are divisible by 4. For example, 53112 is divisible by 4, because the last two digits (12) are divisible by 4.
If only two dimensions of a shape is doubled what is the volume multiplied by?
4
Do you have to mix oil and petrol in 4 stroke?
No only two strokes
What is the probability of getting only heads on the two tosses?
1/4
What two square numbers make 16?
There's only 4.
When is the only time that two fours make one?
When they are divided into each other. 4/4=1
What 5 numbers have a mean of 6 and a median of 4?
There are infinitely many possible answers.Using only integers, two possibilities are:{3,3,4,9,11} and {-500, -500, 4, 500, 526}There are infinitely many possible answers.Using only integers, two possibilities are:{3,3,4,9,11} and {-500, -500, 4, 500, 526}There are infinitely many possible answers.Using only integers, two possibilities are:{3,3,4,9,11} and {-500, -500, 4, 500, 526}There are infinitely many possible answers.Using only integers, two possibilities are:{3,3,4,9,11} and {-500, -500, 4, 500, 526}
