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Find the volume of concentrated Hydrochloric acid.
Commercial concentrated hydrochloric acid is 12.0M HCl. What volume of concentrated hydrochloric acid is required to prepare 3.50L of 2.40M HCl solution?
A ground state H-atom absorbs a photon of wavelength 94.91 nm, and its electron attains a higher energylevel. The atom then emits two photons: one of wavelength 1281 nm to reach an intermediate level, and a second to ret ...
If you eat a 48 g serving rice every fourth day and you weigh 75 kg, what is your dose of inorganic arsenic (in µg per kg body weight per day) if the rice contains 386 µg kg -1 of total arsenic, 45% of which is inorganic ...
Question 1 Di-lithium is composed of two lithium atoms. Which of the following statements regarding di-lithium or lithium is FALSE? They oxidize very slowly in air. They remain in the solid state even after getting fragm ...
A 200 g sample of water with a temperature of 32?C is added to 50 g water at 55?Cin an insulated container. What is the final temperature after thermal equilibrium is reached? The specific heat of water in the liquid sta ...
1. Reacting molecules or ions in a solution at room temperature are in constant motion and collide. Some collisions lead to formation of product and some don't. what determines a reaction will take place. 2. Is there any ...
Potassium and sodium chloride are similar in charge and they both have the same anion. When comparing sodium chloride (36 g / 100 mL at 0 oC) and potassium chloride, which has a higher solubility at 0 oC?
A 12.0 mL sample of a compound has a density of 1.44 g/mL. What is the weight of the sample in g?
Case Study The purpose of this assignment is for you to apply the concepts and information you learned in this unit about combustion products. Also, this assignment provides you with the opportunity to use your skills, e ...
A sample of O2 was collected over water at 25C and .865 atm. If the total sample volume was 2.538 L, how many moles of O2 were collected?
A 425-m 3 (15,000 ft 3 ) basin, equipped with 10 gas dispersers of a new design, is to be installed for stripping hydrogen sulfide, H 2 S, from wastewater. The dispensers, each to use air at a rate of 7:08 × 10 -3 m 3 / ...
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