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Question: Suppose N2 molecules are known to have an rms velocity of 500ms-1. What would be the rms velocity of hydrogen molecules at the same temperature and pressure? Explain your reasoning.
What is the difference in water solubilities of fumaric and maleic acid? Which one is more water soluble?
When an ionic solid dissolves in water, water molecules attract the ions causing them to dissociate of come apart. The resulting dissolved ions are electrically charged particles that allow the solution to conduct electricity.
An unknown metal M reacts with sulfur to form a compound with the formula MS. If 4.37 g of M reacts with 2.51 g of S, what are the names of M and MS. (Type your answer using the format iron(II) sulfide for FeS.)
What is the de Broglie wavelength of a 11.5 g hummingbird flying at 109 mph?
Some of this solution was transferred to a burett. What volume of solution should the student transfer into a flask
A complex ion, [ML6]2+, is green in solution. assume if the same metal forms a complex with another ligand, Q, that creates a stronger crystal field. What color(s) could [MQ6]2+ be
magnesium burns in air to produce magnesium oxide mgo and magnesium nitride mg3n2. magnesium nitride reacts with water
What is the concentration of an ammonium chloride solution prepared by using 0.5L of water to dissolve the product of the reaction of 1.25 L of ammonia gas at 22 degrees C
A gas sample in a piston assembly expands, doing 588 kJ of work on its surroundings at the same time that 372 kJ heat is added to the gas.
An unknown amount of water is mixed with 370mL of a 6M solution of NaOH solution. A 75mL sample of the resulting solution is titrated to neutrality with 50.7mL of 6M HCl.
Write a five page (body; double-spaced) review of the topic from a public health biology perspective. In your review, include the following- Explain the biological basis of asthma and allergic disease, including an introduction to your chosen focus..
From the list below, choose all the correct statements about simple and complex carbohydrates.
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