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calculate the ph of a solution prepared by mixing 150ml of 010m naoh and 300ml of 010m benzoic acid solution benzoic
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a person on a safari wants to take a photograph of a hippopotamus from a distance of 751 m the animal is 435 m long and
a wire of resistance 54 is connected to a battery whose emf is 20 v and whose internal resistance is 10 in 18 min
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the avg setting on an ultrasound machine for soft tissue treatment of muscle tissue is 15 wcm2 im trying to figure out
a converging lens has a focal length of 60cm a 11cm -high arrow is located 11cm from the lens with its lowest point
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three capacitors having capacitances of 83mu f 88mu f and 40mu f are connected in series across a 38-rm v potential
a draw the skeletal structure of the major organic product produced when 2-methylpropanoyl chloride reacts with
the body contains many small currents caused by the motion of ions in the organs and cells measurements of the magnetic
prepare an electrochemical cell by connecting the negative terminal of a voltmeter to a strip of zinc in a solution of
74 mol of helium are in a 16 l cylinder the pressure gauge on the cylinder reads 68 psi what area the temperature of
a sound source emits sounds of frequency 215 hz that travel through still air at 340 ms this sound source moves with a
the pka of the acid function at the 2-position is approximately 2 whereas that at the 1 position is about 3 which of
blood flows in an aorta of radius 80 mm at 31 cmsa calculate the volume flow rate in liters per minutelminb although
1 convert the following air volumes from standard conditions of temperature stp and pressure to a new volume for the
a ship sails from seawater specific gravity 1025 into freshwater and therefore sinks slightly when its load of 590000
why is it not possible for the molar mass of a monoprotic acid to have a value less than
tooth enamel is mainly hydroxapatiteca10po46oh2 if 1117g of tooth enamel reacts with acid to give 1111g of calicul
if 106 ml of plusmn-a-phenylethylamine mm1212 d94 are reacted with 083moles of -tartaric acid thena how many grams of
a coyote can locate a sound source with good accuracy by comparing the arrival times of a sound wave at its two ears
1 if 264 g of nickelii bromide are dissolved in 224 g of water what will be the freezing point of the resulting