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1. ### MasteringChemistry HELP ?! Suppose that the microwave radiation has a wavelength of 12.4 cm .?

... as individual quanta). For microwave radiation of wavelength 12.4 cm, frequency ν = c/λ . . . . .= 2.998 x 10^8 (m/s) ÷ 0.124 (m) = 2.418 x 10^9 ...

1 Answers · Science & Mathematics · 05/11/2010

2. ### The average density of Earth is 5.5 g/cm^3?

...that mass of Earth is 5.5g and volume of Earth is 1 cm^3 This will give Earth Density still at 5.5 g/cm^3...

2 Answers · Science & Mathematics · 10/11/2013

3. ### Calculate the average cross-sectional area of a 10 cm long wire given mass and density?

...cylinder is area * length. Area * length = volume, area = volume / length = 0.00434 cm^3 / 10 cm = 4.34 * 10^-4 cm^2 Area of a circle = pi/4 * D^2 4...

5 Answers · Science & Mathematics · 24/09/2013

4. ### How to convert 1200 kPa*cm^3 to Pa*m^3?

(1200 kPa/cm^3)*((100cm/1m)^3)*(1000Pa/1kPa) = 1.2 x 10^12 Pa/cm^3 1m^3 = (100 cm)^3 = 1000000 cm^3 1kPa = 1000 Pa

1 Answers · Science & Mathematics · 07/02/2014

5. ### The density of acetone is 0.7899 g.cm-3. If 2.0mL of acetone is vaporized at 90oC and atmospheric pressure?

...molar mass, P = pressure, R = gas constant, and T = temperature 0.7899 g/cm^3 = 789.9 g/L 90℃ = 90 + 273 = 363 K (789.9 g/L...

1 Answers · Science & Mathematics · 05/11/2012

6. ### How do I convert from cm^3 to cm?

when you divide a volume (cm^3) by an area (cm^2) you get a length (cm). So your result is already in cm.

3 Answers · Science & Mathematics · 25/09/2011

7. ### If 46 cm ^3 of H2SO4 (l) is put into 200 mL of solution, what is the molarity of the solution?

Mass H2SO4 = 46 cm^3 x 1.84 g/cm^3 = 84.6 g mole H2SO4 = 84.6 g / 98.0796 g/mol= 0.863 M = 0.863 / 0.200 L =4.3

1 Answers · Science & Mathematics · 07/02/2009

8. ### what is 5'4" in Cm?

5'4" = 64 inches 64 in times 2.54 cm / in = 162.56 cm (round off as you see fit)

1 Answers · Science & Mathematics · 26/02/2013

9. ### If the absorbance at 400nm of a dinitrophenol in a 1.00 cm cuvette solution is 0.234...?

...where A = absorbance, ε = molar extinction coefficient (units L mol^-1 cm^-1), and c = concentration. From that equation, you should be able to figure it out...

1 Answers · Science & Mathematics · 19/06/2010

10. ### How to convert 7.90 x 10^-10 cm^3/ molecule * second to M^-1* s^-1?

...at the end. I'll set it up and let you do the math. (7.90 x 10^-10 cm^3/(molecule * s))*(6.022 x 10^23 molecules/mol)*(1 mL/cm^3)*(1 ...

1 Answers · Science & Mathematics · 04/03/2013