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2k + Cl2 = 2KCl
how many grams of KCl are produced from 2.50 g of K and excess Cl2
how do i begin to write this equation
You have a gas cylinder, the weights on the piston weight 3kg. The radius of the piston is 40cm. Calculate the pressure of the gas in pascals in atmosphere.
A sample of oxide of antimony (Sb) contains 30.5g of antimony combined w/10g O2. What's the simplest formula for the oxide
what mass of sucrose should be combined with 541 of water to make a solution with an osmotic pressure of 8.30 at 295 ?
At what pH will this occur? Ignore complex formation and potential redox reactions.
A buffer consists of a weak acid and its conjugate base. For the following pairs, indicate which is the acid and which is the base:
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can a liquid be identified by the same principl(e.g. mixing an unknown liquid with known liquid) and determining if the boiling point of the mixture is depessed if the two liquids are different?
Aqueous solutions of ammonium sulfide, (NH4)2S, and Hg(NO3)2 react to produce HgS and NH4NO3. a. Write the overall balanced equation for the reaction. Indicate the state (s, aq) for each compound. b. Name each compound. c. What type of reaction is..
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Limestone (CaCO3) is used to remove acidic pollutants from smokestack flue gases. It is heated to form lime (CaO), which reacts with sulfur dioxide to form calcium sulfite
Assess the feasibility of the reaction: N2H4 (g) + 2OF2 (g) ® N2F4 (g) + 2H2O (g) by determining each of the following quantities of this reaction at 25 oC.
consider this equation 2al 3br2 --gt 2albr3 react according to this equation19.00 g of al and 14.6 g of br2nbsp used
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