A 33kg block sits on a table a 30kg bullet is fired
A 3.3kg block sits on a table. A 3.0kg bullet is fired horzontally at a speed of 520 m/s, goes completely through the block and emerges at a spped of 240 m/s.
What is the speed of the block immediatley after the bullet exits?
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Using the idea of a dozen as an example again, if you have 2 dozen blocks and their total mass is 48 kg, What is the mass of a single molecule
Use standard enthalpies of formation to determine ?Horxn for: 3NO2(g) + H2O(l) ? 2HNO3(aq) + NO(g) Enter in kJ. Find the change in internal energy for this reaction. Enter in kJ.
The National Institute for Occupational Safety and Health (NIOSH) sets standards for CCl4 in air at 12.6 mg/m^3 of air (a time average over 40 hr). The CCl4 found in a sample is 4800 ppb. Does the sample meet the NIOSH standard
The comparative advantages and disadvantages of ideal versus normal standards.
A 3.3kg block sits on a table. A 3.0kg bullet is fired horzontally at a speed of 520 m/s, find the speed of the block immediatley after the bullet exits
The bright-red color of highway safety flares comes from strontium ions in salts such as Sr(NO3)2 and SrCO3. Burning a flare produces strontium ions in excited states,
A coin 2.1 cm in diameter is held 25 cm from a concave spherical mirror of 28 cm radius of curvature. What is the diameter of the image
1. Research this issue and write a brief memorandum for the working papers describing the issue and summarizing the appropriate method of accounting for the development costs.
When light of frequency 1.30x 1015 s-1 shines on the surface of cesium metal, electrons are ejected with a maximum kinetic energy of 5.2x 10-19 J. Calculate the wavelength of this light in nm.
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How do fjords relate to glacial troughs? View Available Hint(s)for Part A A glacial trough leads to a fjord, which is the location of the terminus of the glaci
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