What is the most common element that forms four

single covalent bonds in organic compounds?

a)hydrogen
b)oxygen
c)carbon
d)gold

c

Physics & Space Science

You might also like to view...

Instructions: On occasion, the notation  = [A, ?] will be a shorthand notation for  .

Dana says any vector  can be represented as the sum of two vectors: . Ardis says any vector can be represented as the difference of two vectors:  . Which one, if either, is correct? A.

They are both wrong: every vector is unique.

B.
Dana is correct: Any vector can be represented as a sum of components and not as a difference.

C.
Ardis is correct: Any vector can be represented as a difference of vector components and not as a sum.

D.
They are both correct: A difference of vectors is a sum  .

E.
They are both wrong: Vectors can be moved as long as they keep the same magnitude and direction.

View
Physics & Space Science

A segment of wire carries a current of 25 A along the x axis from x = -2.0 m to x = 0 and then along the z axis from z = 0 to z = 3.0m. In this region of space, the magnetic field is equal to 40 mT in the positive z direction. What is the magnitude of the force on this segment of wire?

a. 1.0 N b. 5.0 N c. 2.0 N d. 3.6 N e. 3.0 N

View
Physics & Space Science

We have direct evidence from ALMA that supports nebular theory

Indicate whether the statement is true or false

View
Physics & Space Science

A ray of light strikes a thick sheet of glass (n = 1.5) at an angle of 46° with the normal. Find the angle of the refracted ray within the glass with respect to the normal

a. 25° c. 29° b. 56° d. 16°

View
Physics & Space Science