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please solve if 15.0 mL of 4.5M NaOH are diluted with water to a volume of 500.0 mL what is the molarity of the resulting solution
a ball mass of 5 grams and radius of 1.5 cm is rolled up a frictionless ramp that is 30 degrees above horizontal with an iniitial velocity of 4 m/s
If the annual production of acetyl salicylic acid in the U.S.A were converted to 5-grain aspirin tablets, approximately how many tablets would there be for each person? Assume that the population is
Two identical capacitors are connected in parallel to an ac generator that has a frequency of 574 Hz and produces a voltage of 24 V. What is the capacitance of each capacitor
To Bounce a ping-pong ball into a cup at the other end of a table, what is the net force of the ball on the table
A stone is thrown directly upward from a height of 30 ft with an initial velocity of 60 ft/sec. Determine the time at which the stone reaches its maximum height
A 0.481 gram sample of an unknown acid (HX) required 28.95 mL of 0.2103 M NaOH for neutralization to the phenolphthalein end point. What is the molar mass of the acid
(a) How many moles of acetic anhydride were represented by the 6.00mL (density=1.08 g/mL) used in the synthesis (b) How many excess moles of acetic anhydride were used- over and above the amount nee
Formation of precipitate, formation of a gas, acid-base reaction forming a weak electrolyte, acid-base reaction forming of a gas or redox. AgNO3(aq) + HCI(aq) A) Molecular equation: B) Complete ioni
A cylindrical piece of metal 0.085 m tall with a diameter of 3.90 cm has sp.gr. = 2.0, what is the mass of the cylinder
An object is recovered from under the sea. Its weight is measured to be 32.5 lb and its volume 3.3 ft3. What is the object's weight density
What is the molar mass of the acid? If the unknown acid had the formula H2X, could this experiment be used to determine its molar mass? Explain why or why not
A long solenoid has 1.56e+3 turns in length of 40.0 cm. What current has to flow through the solenoid in order to generate a magnetic field
Calculate the mass percent of propionic acid (HC3H5O2) in solution.
A viewing window in the Atlanta aquarium is 51 inches wide and 54 inches high. what is the outward force on the window
You need to use 0.050 moles of F- ions for an experiment. How many milliliters of a 2.6 M solution of SrF2 solution do you need in order to obtain 0.050 moles of F- ions
A tungsten target is struck by electrons that have been accelerated from rest through a 20.0-kV potential difference
A 0.481 gram sample of an unknown acid (HX) required 28.95 mL of 0.2013 M NaOH for neutralization to a phenolphthalein endpoint. What is the molar mass of the acid
Sketch a sinusoidal wave with an amplitude of 1 cm and a wavelength of 7 cm. What is the amplitude of the sum of these waves
In acid based titration, 33.65mL of an 0.148 M M HCL solution were required to neutralize 25.00 mL of a NaOH solution . What is the molarity of the NaOH solution
You are holding a compass 3.50m from a long straight electrical supply wire that is carrying a direct current perpendicularly to the local direction of the Earth's magnetic field. What is the magnit
If 15.0 mL of 4.5 M NaoH are diluted with water to a volume of 500.0 mL, what is the molarity of the resulting solution? Please include explanation, balanced equation, and calculations.
why is the experimental mole ratio of Cu/O not exactly a whoe number. Think of what may have happened to the copper during the drying period, and what effect this would have on the calculated values
What do you think the small piece of filter paper accomplishes when placed on the copper Cu
What gas do you think forms when you add sulfuric acid to the solide mixture and solution. show with an equation