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question 1 the current population of earth is about 65 billion people each person on average exhales about 1 kg of co2
how much does the atmosphere weigh over each square kilometer km2nbsp recall that 106nbspm2nbspnbspnbsp 1 km2nbspthus
what is the molar solubility of ag3po4 in 050 m agno3 ksp of ag3po4 26 x 10-18answer is 21 x 10-14 mplease explain
1 solid iodine crystals at the bottom of a closed test tube sublime to form iodine vapor the vapor eventually fills the
the heat required to sustain animals that hibernate comes from the biochemical combustion of fatty acids one of which
a typical global concentration of hydroxyl oh radicals is about 106 molecules cm-3 what is the mixing ratio
could someone please help me with this problem i need to know the answer so that i can make sure i solve it correctly
what is the density of a sample of brass if the sample has a mass of 2627 g and a volume of 307
describe the concept of chemical bonds and valence why should firefighters be concerned with carbon monoxide during
please do a bit of research on hownbspdietary recommendations around fat and cholesterol have changed in the past 30-40
vinegar which is just a dilute acetic acid solution is very common and versatile the concentration of store-bought
list all of the intermolecular forces that will be present in the following liquids and capitalize all caps the the
based on formal charge considerations which of the following would likely be the correct arrangement of atoms in
what are the requirements for a double replacement reaction to
calculate the number of grams of calcium carbonate in the following solutions--you must show all work in detail to
using both the ideal gas law and daltons law of partial pressures calculate the total pressure of a 100 l container at
if water is added to 2mol of sodium chloride in a flask until the volume of the solution is 1 liter what is the
1 write and balance the full chemical equation for the reaction between lead ii nitrate and manganese lv chloride2 how
a vinegar which is just a dilute acetic solution is very common and versatile the concentration of store-bought
part of this unit concentrated on gaseous molecules but stated that liquids and solids can also consist of molecules
an internal quality control sample of blood used for checking the accuracy of blood alcohol determinations contains 800
the fluorescence of each of a series of acidic solutions of quinine was determined five times the results are given
500-ml solution aliquots contain pcp were carefully measured into five separate 5000-ml volumetric flasks and made
a patient is to receive 2 million units of penicillin g potassium per day every 6 hours in iv piggyback doses the
the question that i need answered is belownbspdiscuss the three ways in which textiles can be recycled why is it