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Al possesses a specific heat of 0.90 J / gC. If 10 grams of Al are heated from 30 to 40 degrees C and subsequently dropped into water - with all its acquired heat transferred to 20 g of water - how many degrees does the water's temperature increase? ( Water possesses a specific heat of 4.2 J / gC )
1.1 degrees
5.0 degrees
10 degrees
90.5 degrees
none of the preceding
Choose the strongest interparticle force in this substance. Kr a. dipole-dipole b. dispersion c. H-bonding d. ionic bonds e. dipole-induced diploe
The temperature of the calorimeter plus contents increased from 21.12°C to 29.85°C. What is the heat of combustion per gram of octane? What is the heat of combustion per mole of octane?
What would the molecular orbital diagram for a compound made of equal portions of aluminum and phosphorous look like
If 7.75 L of radon gas is at 1.55 atm and -19 degrees Celcius, what is the volume at STP
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
David J hooper weighs out 13.1 grams of salicylic acid in a 250 mL flask and adds 7.5 mL of acetic anhyride (density=1.080 g/mL) Determine the max (theoretical number of grams) of acetlysalicylic acid he can prepare
for the reaction 2CH3CH2CH2CH3(g) + 13O2 --> 9CO2(g) +10H2O(g) delta h = -5285.0 kJ. a) how many kilojoules are released when 27.86 g of butane are burne? Assume that an excess of oxygen is present.
The fuel used in many disposable lighters is liquid butane, C4H10. How many carbon atoms are in 2.00 g of butane
A 2.007 g sample of a hydrocarbon is combusted to give 1.389 g of H2O and 6.785 g of CO2. What is the empirical formula of the compound
In a titration of HNO3, you add a few drops of phenolphthalein indicator to 50.00 mL of acid in a flask. You quickly add 26.50 mL of 0.0502 M NaOH but overshoot the end point, and the solution turns deep pink.
What cell potential (V) would be expected under the following conditions?
HClO is a weak acid (Ka = 4.0 × 10-8) and so the salt NaClO acts as a weak base.
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