Explain hydrogen peroxide usually comes commercially
Hydrogen peroxide usually comes commercially as a 30% (w/v) aqueous solution, with a density of 1.106 g/ml. calculate the volume of the 30% solution one would need to make 50 ml of 4.0 M H2O2 solution.
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At 30 km above the surface of the earth, the temperature is about 230. K, and the partial pressure of oxygen is about 1.0x10^-3 atm. Estimate the partial pressure of ozone in equilibrium with oxygen at 30 km above the earth's surface.
Calculate the number of grams of propane (C3H8) required to heat all of the water in a 50-gallon hot-water tank from 23.4 degrees C to 65.0 degrees C if the water tank itself has a heat capacity of 23.4J/ degrees C, and it also uses 2.3 kg of copp
What is the symbol equation for incomplete combustion of ethane and what is the symbol equation for the complete combustion of ethane?
The ends of a length of wire are labeleda and b. If the current in the wire is iab = -3A, are electrons moving toward a or b? How much charge passes through a cross section of the wire in 3 seconds?
A ball is thrown vertically up with a velocity of 91 ft/sec at the edge of a 190-ft cliff. Calculate (a) the height h to which the ball rises and (b) the total time t after release for the ball to reach the bottom of the cliff.
A large flask with a volume of 936 mL is evacuated and found to have a mass of 134.66g. It is then filled to a pressure of 0.967atm at 31 degrees C with a gas of unknown molar mass and then reweighed to give a new mass of 153.81g. What is the mola
The input audio frequency range is f 0, 3.5] kHz.The ADC operates at the programmable sample rate of fs = n8kHz, n an integer.c) You decide to place an ideal analog lowpass anti-aliasing filter in front of the ADC. What should be the filter's
What are some of the advantages and disadvantages of this type of solar-thermal "power"?
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Which of the following best describes the rationale of those public officials who are promoting the policy referenced in the title of the Texas Tribune article?
Problem: Political messaging and how a policy is framed to one's supporters and to the general public are important.
What are 2 or 3 advantages of conducting policy evaluations in criminal justice? What is the significance of policy research in policy evaluation?
What is society's goal for unions? To limit individual employees' bargaining power To ensure that workers have a voice in how they are treated
How can grassroots movements and community-led initiatives drive change in addressing environmental injustices, and what strategies have proven
The control model is based on strict authority and rigid rules. It emphasizes discipline, surveillance, and limited privileges for inmates.
Question: Which of the following statements illustrates the impact of the reform era (1900-1920) on US political parties?