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what mass of silver chloride can be produced from 119 of a 0298 solution of silver
calculate the wavelength of the line associated with the transition from n7 to n1 for the hydrogen atom what is the
a line in the ultraviolet region of the hydrogen spectrum has a wavelength of 1025 nm what is the transition
steam is expanded in a turbine from 1200 f and 600 psi to 500 f and 14696 psi what is the change in both internal
table salt nacl and sugar c12h22o11 are accidentally mixeda 550-g sample is burned and 310 g of co2 is produced what
the use of freons is being phased out because of the damage these compounds do to the stratospheric ozone layer one of
if 106 kilograms of al2o3s 544 kilograms of naoh and 544 kilograms of hf react completely how many kilograms of
the vinegar solution you can purchase at the store is about 5 by mass acetic acid it will be easier for you to assess
show how the moles of water produced is related to the concentration of one of the reactants either acetic acid or
gycine c2h5o2n is important for biological energy the combustion of glycine is given by the equation 4c2h5o2n s 9o2 g
a plastic cup is heated past its melting pointthen remolded and cooled based on thisinformation we can say this
a common experiment to determine the relative reactivity of metallic elements is to place a pure sample of one metal
if 412g of nh42so4 all numbers are subscripts is dissolved in enough water to form 220ml of solution what is the
the heat capacity of a particular piece of metal is 987 joulesgram-celsius when dropped in 100 ml of water the
use le chacircteliers principle to explain how adjusting the ph enables the control of c2o42- in a solution of oxalic
we want to supply 1 inch of water to an acre garden our water pump can supply water at a rate of 40 gallonsmins how
write the balanced neutralization reaction between h2so4sulfuric acid and koh potassium hydroxide in aqueous
calculate the standard enthalpy of solution of agbrs in water from the enthalpies of formation of the solid and the
a gas is confined to a cylinder under constant atmospheric pressure when 414 of heat is added to the gas it expands and
1000 000 000 copper atoms would form a line 1 cm long how long would a line formed by 1107 copper atoms be express your
what volume of 00955 m hci in millimeters is required to titrate 2152 g of na2co3 to the equivalent point my teacher
the distribution of coefficient kconc in ligroin divided by conc in water between ligroin and water for solute a is 75
the protein lysozyme unfolds at a transition temperature of 755degc and the standard enthalpy of transition is 509 kj
a purification system with recycle is used to recover the solvent dmf from a waste gas containing 55 mol dmf the
the freezing point of pure camphor is 1784 oc and its molal freezing-point constant kf is 400 ocm find the freezing