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A 352-mL container of nitrogen is held at a pressure of 791 mm Hg. What volume container would be lowered to 649 mm Hg?
a metal weighing 50.0g absorbs 220.0 J of heat when its temperature increases by 120.0 degrees celsius. what is the specific heat of this metal?
When a 0.369 g sample was studied by combustion analysis, 0.662 g of CO2 and 0.0897 g of H2O formed. How many moles of each of the following were in the original sample? C: ? H: ? Cl: ? What is the molecular formula?
What is the molarity of a sulfuric acid solution if 40.2 mL of this solution is required to titrate 6.50 grams of sodium hydrogen carbonate?
Determine how much energy will be required to heat 69.7 gal of H 2 O from 22 degree Celsius to 110 degree Celsius if it is given that 1.00 gal weighs 3.77 kg and water has a specific heat capacity =4.184 J/g C
determine the actual yield If the percent yield of the reaction in B was 91% describes the oxidation of ethanol (C 2 H 5 OH) to acetic acid (CH 3 COOH) by potassium permanganate (KMn04
Concrete used in road construction is reinforced using steel bars in a grid, known collectively as "rebar." After many years, rebar will begin to corrode, and the concrete will weaken.
How much KClO3 in grams is needed to generate 7.50L of O2 at pressure of 1.00atm and temp of 298K?
What volume of 0.2500 M cobalt(III) sulfate is required to react completely with a) 25.00 mL of 0.0315 M calcium hydroxide?
You burn 0.0956 g of the compound and isolate 0.1356 g of CO2 and 0.0833 g of H2O. What is the empirical formula of the compound.
which is commonly known as table sugar, reacts in dilute acid solutions to form two simpler sugars, glucose and fructose, both of which have the formula C6H12O6 At 23C
a TIre has a volume of 535 cm3 at a temprature of 20 c while in use the temprature of the tire rises to 65 c calculet the new volume of the tire assuming a constant pressure and amount of air?
NaCl(aq) + H2O(l) → NaOH(aq) + Cl2(g) + H2(g). If the brine contains 389 g of NaCl, how much Cl2 can be produced.
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