3.7 Dilution Problems
What volume of .780 M KCL is needed to make .650 ml of .4 M solution in ml?
333 ml
What is the molarity of 62.0 g of H2SO4 dissolved in 4.00 L of solution
0.16 M
ν
frequency
Is a microwave an example of light?
Yes
What is the frequency of a photon if the wavelength is 600 nm?
4.99^14 Hz
What volume of .91 M H2SO4 is needed to make 1.2 L of .75 M solution in Liters?
0.989 Liters
What is the molarity of 12.65 g of NaOH in 322.0 mL of solution?
0.98 M
λ
wavelength
What is the type of radiation has the highest frequency?
Gamma Ray
What is the frequency of a photon with a wavelength of 3 nm?
9.99 x 10^16 Hz
A stock solution of 2.4 NaCl is available. How many milliliters are needed to make 100.0 mL of 0.750 M?
31.25 ml
How many moles of Na2CO3 are there in .500 L of 5.95 M soluton?
2.975 moles
c
speed of light/ 2.998 x 10^8
What type of radiation has the lowest frequency?
Radio Wave
What is the wavelength of something with a frequency of 5.09 x 10^5 Hz ?
588 M
Concentrated H2SO4 is 67.0 M. What volume is needed to make 14.00 L of 12.45M in Liters?
2.60 L
How many moles of NaCl are contained in 922.0 mL of a 1.45 M solution?
1.34 moles
h
Planck's constant/ 6.626 x 10^-34
What visible light color has the highest frequency?
Violet/Purple
What is the wavelength of a photon with 9.78 x 10^12?
3.07 x 10^-5
A 45.0 M solution is to be diluted to 800.0 mL of a .95 M solution. How many mL of the 45.0 M solution are required?
16.89 ml
How many moles of Carbon Dioxide are there in 432 milliliters of a 5.45 M solution?
2.35 moles
nm
Nanometer/ 1m x 10^-9
A Hertz is a value of frequency. What is the value of the M in a Mega Hertz(MHz)?
10^6
What is the energy of a photon with a frequency of 1.24 x 10^7 ?
8.22 x 10^-27