What would the concentration of sodium nitrate be
At the end point of titration of 25 ml of .3 M naoh with .2 M hno3 what would the concentration of sodium nitrate be answer is 6.41 x 10 ^ -15 and 1.56 * 10 ^ -2 but how?
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In 9.4 s a fisherman winds 2.2 m of fishing line onto a reel whose radius is 3.0 cm (assumed to be constant as an approximation). The line is being reeled in at a constant speed. Determine the angular speed of the reel.
The dissociation constant Kb, for the weal base methylamine,CH3NH2 is 4.4x10-4. What is the pH of a 0.080 molar solution of this base?
A planet orbits a star once every 2.90 x 10^7 s in a nearly circular orbit of radius 1.66 x 10^11 m. With respect to the star, determine the tangential speed of the planet.
If kerosene at 68 degrees F is flowing and the deduction on a mercury-kerosene manometer connected to the pitot tube is 4 in., what is the velocity?
A 0.18-kg ball is placed in a shallow wedge with an opening angle of 118°.. For each contact point between the wedge and the ball, determine the force exerted on the ball (There are two contact points). What is the contact force of one and two
Assuming that features you see on Mars are similar to features found on Earth, what would a casual inspection of the interactive photo of Mars lead you to suspect about water on Mars?
Consider the following reaction, which occurs in a single step and is reversible: CO(g) + Cl2(g) D COCl(g) + Cl(g). Kinetic studies indicate that the rate constant for the forward reaction.
Determine the magnitude of the acceleration of the train engine moving with a constant speed of 40 ft/sec when it is at a point x=600 ft.
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