Given that a and b are integers, which of the following is not necessarily an integer?
3. Question | Chemistry
At the cathode all of these can happen EXCEPT for:
4. Question | Chemistry
The monomer used to make poly (propene) is called:
5. Question | Chemistry
The number of atoms in a diatomic molecule is:
6. Question | Mathematics
$x is divided among three boys, Ryan,
Keith and Andrew, in the ratio 2 : 3 : 7,
respectively.
If Andrew gets $15 more than Keith,
what is the value of x ?
7. Question | Biology
An enzyme which has an optimum pH of 3 will function best in the:
8. Question | Biology
Which of the following statements about lipids is NOT true?
9. Question | English A
Instructions: Choose the one NEAREST in MEANING to the original sentence.
The news shocked me so much that I almost forgot what I wanted to say.
10. Question | Mathematics
In the figure above, the shaded portion
represents
11. Question | Information Technology
The speed of a dot-matrix printer is measured by the number of __________ that it can print.
12. Question | Integrated Science
Water passes out of leaves through the:
13. Question | Physics
Which one of the following statements about diffraction is true?
14. Question | Chemistry
If a flask containing marble and acid is placed on a balance, the mass decreases steadily with time, which means that:
15. Question | Mathematics
Which of the following sets has a finite
number of members?
16. Question | Chemistry
A reaction that gives out heat is said to be:
17. Question | English A
Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.
As the teacher continued his lesson, John began to lose all interest, imagining himself laying on his bed relaxing.
18. Question | Chemistry
The charge on a sodium ion is always:
19. Question | Chemistry
The active catalyst in a car′s catalytic converter is:
20. Question | Biology
Which one of the following structures is responsible for controlling entry and exit of materials
into and out of the cell?