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Question- A sample of CaCO3(s) is introduced into a sealed container of volume 0.632L and heated to 1000 K until equilibrium is reached. The Kp for the reaction CaCO3(s)?CaO(s)+CO2(g) is 3.8×10?2 at this temperature
I am not able to get the correct answer please help me
A compound containing only C, H, and Cl was examined in a mass spectrometer. The highest mass peak seen corresponds to an ion mass of 52 amu. Th most abundant mass peak seen corresponds to an ion mass of 50 amu and is about three times as intense ..
H2s and H20 have similar structures and their central atoms belong to the same group. Yet H2S is a gas at room temperature and H20 is a liquid. Use bonding principals to expalin why this is.
The heat required to raise the temperature of a large cup of water (for coffee) from room temperature to boiling is approximately 100 kJ. Express this quantity of heat in kilocalories and British thermal units. Show your calculations.
If 750 grams of ammonia and 750 grams of oxygen gas were mixed, what maximum mass of nitrogen monoxide could be produced
Find the average value of the electron-nucleus seperationin a hydrogen like atom in the 2pz (ml=0) state.
According to XRF my sample has 41 wt-% of SiO2 and 59 wt-% of Fe2O3. How do I convert the oxide wt-% to element mol-% to determine the cation Si:Fe ratio
Compare the stuctures of molecular substances with those of giant molecular substance
Question- Calculate the relative amounts of H2PO4- and HPO4(2-) that should be combined to produce a phosphate buffer at pH7. (pKa= 6.86 and molarity= 0.1 M)
Execute the following mathematical operations and express each answer in scientific notation with the correct number of significant
A 782 mL gas sample at STP is compressed to a volume of 131 mL, and the temperature is increased to 22?C. What is the new pressure of the gas in Pa?Answer in units of Pa.
A food chemist determines that an increase in temperature from 50 to 60 degrees Celcius increases the initial rate of this reaction by a factor of 2.12 (all other initial conditions were kept constant). What is the activation barrier for this este..
Show by flow diagram the reaction equation for how you could resolve a racemic carboxylic acid [(+-)-RCOOH] using an enantiomerically pure amine
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