What weight of oxygen is produced
When 3.00 grams of KClO3(s)is decomposed according to the reaction 2KClO3 2KCl(s) +3O2(g) what weight of oxygen is produced?
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A ball of 100 g and a ball of 240 g are joined by a 34-cm-long, mass-less, rigid rod. The balls rotate around their center of mass at 120 rpm. Determine the speed of the 100 g ball?
Determine how many seconds does it take to deposit 2.87 g Ni on a decorative drawer handle when13.1 A is passed through a Ni(NO3)2solution?
You are holding one end of the elastic cord which is fastened to a wall 3.0 away. You start shaking the end of the cord at 2.8, making a continuous sinusoidal wave of wavelength 1.0m. Determine how much time will pass until a standing wave fills t
Determine the delta S (system) for reversibly cooling an ideal monatomic gas from 298K to 273K under constant-volume conditions. Discuss is this an increase or a decrease in the randomness of the system?
Put a compass on the table. Now put a positively charged bar on the table east of the compass and slide it towards the compass, the compass needle will: Rotate either clockwise or counter-clockwise based on initial conditions
What is the percentage yield of usable frosting when a particular recipe can make 225 grams of chocolate frosting? However, the cook cannot get the last 5.00grams in the mixing bowl.
What weight of hydrogen is needed to produce 51.0grams of ammonia? Ammonia can be produced industrially by the Haber process. The chemical reaction is 3H2 (g) + N2(g)-->2NH3(g).
Determine how fast does the shark encompass to swim perpendicular to the magnetic field of earth (B = 30 micro-teslas) in order to notice the magnetic field of earth with such organs?
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