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What types of community politics can someone expect to encounter when implementing a health promotion program?
Question- the empirical formula of a certain compound is CHN. If the molar mass of this substance is 135 g/mol, what is the molecular formula of the compound
if you were to draw all the products of radical bromination of ethane, how many structures would you draw
At a certain temperature, the equilibrium constant, Kc, for this reaction is 53.3. H2(g)+I2(g) 2HI(g) Kc=53.3 At this temperature, 0.800 mol of H2 and 0.800 mol of I2 were placed in a 1.00-L container to react. What concentration of HI is present..
A molecule with a chiral center must be optically active wheras a molecule with two chiral centers may or may not be optically active. Explain and provide examples
At equilibrium,beaker a lost 7.0g. Define what will happen for the system to be equilibrium as well as compute the molar mass of the unknown and state any assumption
Calculate the percent composition by mass of C, H, and O in cinnamic alcohol. How many molecules of cinnamic alcohol are contained in a sample of mass 0.469g.
Problem- A portable CD player that draws 115 milliamperes of current is powered by Ni-Cd rechargeable batteries. Compute the mass of NiO2 consumed when a disk is played for 40 minutes. (Enter your answer in grams).
a jewerly manufacturer is going to silver plate copper necklacesusing a solution of agcn2-nbspions. if eachnecklace has
How many grams of CaH2 are needed to generate 53.5 L of H2 gas if the pressure of H2 is 1 atm at 194 C.
Calculate the mole percent composition of the mixture. Assume that the response of the detector (area per mole) is the same for each component.
State the electronic configuration of the Ni2+ ion. (b) Explain what are the possible values of the total spin quantum numbers S and Ms for this ion
There may be 1014 of methane hydraate in the permafrost below the ocean floors. If 1% of this were to melt per year, explain what would be the increased concentration of methane (ppmv y-1) in the atmosphere. Explain what sinks for methane would pl..
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