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What is the final temperature (in oC) of a 39.2 g sample of aluminum (specific heat = 0.900 J/(g K)) which absorbs 85.8 kJ of heat when it warms from 75.6oC?
If the following elements (Na, K, RB, Cs, Fr) were ranked in order from smallest (1st) to largest (5th) ionization energy, where would sodium be listed
18.0 grams of oxygen is reacted with nitrogen to make 56.0 grams of nitrogen dioxide according to the following reaction: 2O2 + N2 --- 2 NO2
Predict whether the following compounds will undergo the benzoin condensation, faster, slower than benzaldehyde, or give no reaction
If the salt concentration of a soup is reduced from 5% to 3%, explain what will the effect on available water be
Using the enthalpy of reaction for the 2 reactions with ozone, determine the enthalpy of reaction for the reaction of chlorine with ozone.
What mass of this substance must evaporate in order to freeze 250 g of water initially at 15 C? (The heat of fusion of water is 334 {J/g}; the specific heat of water is 4.18 {J/g c.K}.)
State the formula for the compounds that ferricyanide would form with the cations of elements 3,13, and 30
the pendulum shown to the left consists of a bob of mass of 0.35 kg attached to a string of lengthl 1.1 meters. it is
Calculate the vapor pressure of a solution containing 27.5 g of camphor (C10H16O) dissolved in 94.4 g of benzene.
Draw the structure of the product(s) of the reaction between (R)-3-methylhexan-2-one and phenylmagnesium bromide, followed by acidification. Use wedge and dash bonds to indicate stereochemistry. If more than one stereoisomer is formed, draw them a..
the products formed are sodium bromide and hydrogen sulphite. Calculate the mass of sodium bromide produced.
the reaction of fluorine of 7.6 gramsnbsp with excess chlorinecl produced 3.3 grams of clf3. determine the percent
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