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Using the half-reaction method to balance the following redox reaction. Include the net ionic equation in its simplified form. Remember to dissociate or ionize where possible.
H2SO3+HIO3 --> H2SO4+HI
The concentration of the acid was found from the titration. PH=2.71, H+=10^-PH, Vab=25.0mL+22.03mL=47.03mL.
Explain the combustion of gasoline to propel your car utilizing these terms accurately. You must define the terms and describe how they apply to this process
Choose the answer which presents the chemical formulas for two substances in order of decreasing melting point (highest melting point first) and gives a valid reason for this order.
Calculate the temperature ranges on the logarithmic scale and draw a conclusion about efficiency on the logarithmic scale.
The beta decay of cesium-137 has a half-life of 30 years. How many years must pass to reduce a 25 mg sample of cesium 137 to 8.7 mg
What is its speed in cm/sec? (b) How far in meters would it travel in 2.00 days? (c) If a snail weighs 2.00 grams, how many snails would it take to make a firkin at sea level?
Problem- If 10 mL of 0.10M Ba(NO3)2 is mixed with 10 mL 0.10 M KIO3, a precipitate forms. Which ion will still be present at appreciable concentration in the equilibrium mixture if Ksp for barium iodate is very small?
Which of the following nuclides have magic numbers of both protons and neutrons: (a) helium-4, (b) oxygen-18, (c) calcium-40, (d) zinc-66, (e) lead-208
the density of gold is 19.31 gcm3 and the density of platinum is 21.43 gcm3. if equal masses of gold and platinum are
What is the volume occupied by 25.0 gm of Ar (g) at a temperature of 301K and pressure of 1.30atm.
predict whether the solute would be soluble or insoluble: Malic acid in water. Naphthalene in water
1AThe laser in an audio CD player uses light with a wavelength of 7.80 3 102 nm. Calculate the frequency of this light. B an FM radio station broadcasts at 99.5 MHz. Calculate the wavelength of the corresponding radio waves.
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