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Question- Upon returning home, Melvin got involved in a water fight with his girlfriend, Melinda. He observed that the water balloon he was holding was a nearly perfect sphere with a diameter of 10.7cm. Since the volume of the sphere is V= 4/3pie r^3, what volume of water (d=1.000g/mL) is about to impact Melinda's head?
Here is the problem which I am struggling on, please help me
calculate the molarity of an aqueous naoh solution if 30.10ml of .500m h2so4 is required to reach the end point when
when heated lithium reacts with nitrogen to form lithium nitride. what is the percent yield of the reaction if 13.9 of
Dinitrogen monoxide gas decomposes to form nitrogen gas and oxygen gas. How many grams of oxygen are formed when 40.0 g of dinitrogen monoxide decomposes
Researchers have created artificial red blood cells. These artificial red blood cells are cleared from circulation by a first-order reaction with a half- life of 3 hours
60.0mL of .100M sodium carbonate solution is added to 40.0mL of .300M sodium chlorate solution. Compute the concentration of sodium ion in the final solution.
A student weighed a fuel cup for a bomb calorimetry experiment and obtained 10.3729 g. She then added a benzoic acid pellet and reweighed, finding 11.2872 g
A 643 mL gas sample at STP is compressed to a volume of 187 mL, and the temperature is increased to 33?C. What is the new pressure of the gas in Pa? Answer in units of Pa.
Why are acid chlorides more reactive towards nucleophilic substitution than ethyl esters? Give an explanation of why acid chlorides are more reactive toward nucleophilic substition than are the corresponding ethyl esters.
the hydrogen gas generated is collected over water at 25 c. the volume of the gas is 246 ml measured 1.00 atm.
Problem- How many atoms of oxygen are present in 6.00 grams of KClO3. A. 2.95 x 1022 B. 8.85 x 1022 C. 8.13 x 10-26 D. 2.44 x 10-25
1 mol of sand grains would cover the state of Texas to several feet. Approximate to how many feet assuming the sand grains are roughly cube shaped each one with an edge length of .10 mm. Texas has a land area of 268,601 square miles.
The type of solid that is characterized by low melting point, softness, and low electrical conduction is a(n) ______________ solid: a). Molecular b). covalent-network c). Ionic d). Metallic
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