Question regarding the volume of the balloon
An inflated balloon has a volume of 0.55 L at sea level (1 atm) and is allowed to rise to a height of 6.6 km, where the pressure is about 0.40 atm. assuming that the temperature remains constant, what is the final volume of the balloon?
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When balancing the equation using half reactions why is the half reaction of the reduction of the chromate ion written Cr2O7---->Cr3+ instead of Cr2O7---->Cr2O4 How would I write the final balanced equation including the spectator ions?
How much energy (in kilojoules) is required to convert 245 mL of diethyl ether at its boiling point from liquid to vapor if its density is 0.7138 g/mL ?
How many grams of methane [CH49g] must be combusted to heat 1.00 kg of water from 24.0 to 93.0, assuming H2O(l) as a product and 100% efficiency in heat transfer?
What would you expect to happen if you combined 10.0 ml of 10^-2 M acetic acid and 5.0 ml of 10^-2 M sodium hydroxide? what would be the concentrations of acetic acid and sodium acetate in this solution? would you expect this solution to be a buff
A calorimeter consists of metal parts with a heat capacity of 850.0 J K-1 and 1100 g of oil with a specific heat of 2.184 J g-1 K-1. What is the heat capacity of the entire assembly?
A 0.560-g sample of acetic acid is added to enough water to make 50.00ml of solution. Calculate [H+], [CH3COO-], [CH3COOH], and the pH at equilibrium. Ka for acetic acid is 1.8x10-5.
The dipole measured for is 0.380D . The bond distance is 161pm . What is the percent ionic character of the bond?
Hydrogen is produced commercially by the reaction of methane with steam. CH4(g) + H2O(g) CO(g) + 3 H2(g)
How many charges will it need to travel from Boston, Massachusetts to Miami, Florida, a distance of 1486 mi, assuming that the trip begins with a full charge?
Write a balanced equation for the reaction and determine how much oxygen in grams to the nearest 0.1 grams is formed by the complete reaction of 148.4 g of NA2o2.
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