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The heat capacity of iron is 0.449 J/g·K. A blacksmith is hammering a 261 g horseshoe that has been heated to 1200 K. To cool the horseshoe, the blacksmith tosses it into a bucket containing 34 L of water at 25°C. When the horseshoe has cooled, what is the temperature of the horseshoe and the water?
when hydrochloric acid reacts with magnesium metal hydrogen gas and aqueous magnesium chloride are produced. what
a separatory funnel is used in this method of separating liquids . f. liquid is allowed to evaporate, leaving the solid behind c. element
Ethane C2H6 burns in oxygen a.) what are the products of reaction b.)write the balanced equation for the reaction
when using a rotary evaporator, the water bath is typically kept at a temperature below the normal boiling point of the solvent to be evaporated
How would this affect the calculated Ksp (for Ca(OH)2)? How would this affect the calculted molar solubility of Ca(OH)2
Calculate the pH of a formic acid solution that contains 1.37% formic acid by mass. (assume the density of 1.01 g/mL for the solution
Would the mass of the precipate collected be more, unchanged, or less if the residue was washed with hot distilled, deionized water instead
Calculate (a) the maximum non-expansion work, and (b) the maximum work that can be obtained from the freezing of supercooled water at -5 oC and 1.0 atm.
Liquid Nitrogen comes in large cylinders that require special tank carts and hold 120L of liquid at 77K. Given the density of liquid nitrogen of 0.840g/cm3, use the van der Waals equation to estimate the volume of nitrogen of the nitrogen gas afte..
which portion of the titration curve are you in to reach pH = 7? Show your calculations to prove that dilution of 10,000 gal aniline requires 0.58 gal of this acid.
A 27.2 mL sample of a solution of RbOH is neutralized by 16.12 mL of a 2.047 M solution of HBr. What is the molarity of the RbOH solution? Answer in units of M.
What is the balanced education and stoichiometric reagents needed with mole calculations of 1 sodium hydroxide pellet(0.075 to 0.095 g) and 0.24 g acetophenone and 0.11 g benzaldehyde
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