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Question- Some suggest that the Piltdown Man episode points to the scientific method at its worst and its best. What do they mean by this?
Please explain above problem in step by step manner so I can easily understand it
The alkalinity of water is 150 mg/L as CaCO3. How much H2SO4 (as both CaCO3 and H2SO4) will it take to lower the alkalinity 60 mg/L
Write the balanced chemical equation for the neutralization reaction that occurs when an aqueous solution of hydrochloric acid (HCl) is mixed with an aqueous solution of potassium hydroxide (KOH).
Explain a compound has a molar mass of 598 g/mol. Define if 35.8 mg of the compound is dissolved in adequate water to make 175mL of solution at 25 0C, define what is the osmotic pressure of the resulting solution
An excess sample of solid Ag2SO3 is added to 100 mL of water. After equilibrium is achieved between the solid and its aqueous ions the silver ion concentration is found to be 2.486e-05 Use this information to find Ksp for Ag2SO3
aluminum oxide decomposes to produce aluminum metal and oxygen gas. When 9.8g of aluminum oxide decomposes, how many grams of aluminum are produced?
A 0.995g unknown mixture containing calcuim chloride reacts to give 0.505g ppt of calcium phosphate. what is the mass of calcium chloride in the unknown mixture knowing mass of beaker and unknown,105.020g and mass of beaker,104.025g and mass of ca..
suppose a patient is given 155mg of i-131 a beta emitter with a half-life of 8.0 days. assuming that none of the i-131
Hydrogen and oxygen react vigorously to form water. If 120 hydrogen molecules are reacted with 200 oxygen molecules in a closed container define how many hydrogen, oxygen and water molecules will remain after the reaction is complete
a 40-year-old manager at a prominent legal firm in l.a. experiences abdominal pain post lunch. he goes to the restroom
Given the following balanced equation, determine the rate of reaction with respect to [SO3]. If the rate of O2 loss is 3.56 x 10-3 M/s, what is the rate of formation of SO3. 2 SO2 (g) + O2(g) 2 SO3(g)
Gold has a face-centered cubic arrangement with a unit cell edge length of 4.08 Angstrom. How many moles of gold fit in a sheet with a length of 51.6 nm, a width of 24.3 nm, and a thickness of 16.7 nm?
A Solution of 1.69g of this compound in 9.23g of benzene freezes at 2.18 degree celsius. What are the molecular formula and molar mass of the compound? ( the normal freezing point of pure benzene is 5.50 degree celsius)
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