Agroup of four students is performing an
experiment with salt. each student must
add teaspoon of salt to a solution. the
group only has a teaspoon measuring
spoon. how many times will the group
need to fill the measuring spoon in order
to perform the experiment?

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

Solve this problem! extra ! 3025/5.5 = a/90.75

Astudent has created the give circuit diagram. it consists of a battery, a resistor, and a light bulb. in one minute, 1.2c of charge flows through the resistor. how much charge flows through the light bulb in one minute?