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The absorbance of a 9.25x10^-8M

The absorbance of a 9.25x10^-8M solution of a fabric dye was measured to be 0.835 at a particular wavelength. What would the
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2. asked by L**
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whcih expression is equal to 1/8000 written in scientific notation?A ) 8.0x10^3 B ) 1.25x10^-4 C ) 125x10^-5 D ) 1.25x10^4
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2. asked by haven
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which set of numbers are the numbers arranged in ascending order.A. 3.25 x 10^-4, 1.25 x 10^-3, 2.25x10^-3, 3.25x10^-3 B.
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If you have an equation for a line, y = 0.15x + 0.010, where y is absorbance and x is concentration in molarity of Fe (2+),
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2. asked by Ch
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The potential difference between two parallel wires in air is 120 V. They hold equal and opposite charges of 3.5x10^-13C. What
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2. 5 views
Imagine that your initial absorbance reading for "low salt" fraction was too high, so you diluted your sample 4x. When you
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2. 14 views
Imagine that your initial absorbance reading for "low salt" fraction was too high, so you diluted your sample 4x. When you
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2. 16 views
For solution 1, 4.00mL of 0.0200 M Cr(NO)3 was added to 20.00ml of 0.0200 M Na2H2EDTA, then the a time and absorbance were taken
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2. asked by Fred
3. 502 views
How would you get the concentration(ppm) of a sample from absorbance?Absorbance of standard = 2.55 Absorbance of sample = 2.31
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2. asked by Lora
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A fixed mass of an ideal gas absorbs 1000J of heat and expands under a constant pressure of 20 kPa from a volume of 25x10(-3) m3
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2. asked by Black mamba
3. 1,043 views