Calculate the energy in joule of the pulse
A laser pulse of light with a frequency of 7.39 × 1014 Hz contains 650 photons. Calculate the energy in J of the pulse. Express answer in scientific notation.
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The flask was then shaken until the solution was uniform. A 25.0-sample of this glucose solution was diluted to 0.500 . How many grams of glucose are in 100. of the final solution?
Benzyl chloride is manufactured by the thermal or photochemical chlorination of toluene. The chlorination is usually carried out to no more than 50% toluene conversion to minimize the benzal chloride formed.
A chair of weight 90.0 lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of = 37.0 directed at an angle of 35.0below the horizontal and the chair slides along the floor. Using Newton's laws, calculate,
Which is the weakest oxidizing agent? Which is the strongest oxidizing agent? Name the elements or ions that can be reduced by Pb(s).
What is the molality of a solution prepared by dissolving 153 of in 7.95 of water at 25.0 0C. The density of water at 25.0 0C is 0.997 g/mL.
A parallel plate has a capacitor of 8.6 mF with air between the plates. The capacitor is connected to a 32-V battery and charged. The battery is then removed.When a dielectric is placed between the plates, a potential difference 23.0 V is measured
0.0 mL sample of 0.436 M NH4NO3 is diluted with water to a total volume of 250.0 mL. What is the ammonium nitrate concentration in the resulting solution?
Consider a 1000-W iron whose base plate is made of 0.5-cm-thick aluminum alloy 2024-T6 (density= 2770 kg/m3 and cp= 875 J/kg · °C).
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In this Assignment, you use a Discipline Tracker tool-located within the Expanded Literature Review Matrix document in your Learning Resources-to document
Meditating and moderating variables are essential for building accurate, theory-driven research models. According to Baron and Kenny (1986)
Identify a local human services organization with which you are familiar. This could be an organization in which you currently work or have previously worked,
Locate a terror incident (i.e., an act of either domestic or international terrorism) or a terror incident offender from the "Counterterrorism Guide
What techniques are terrorist groups using to recruit? How has recruitment techniques changed in the last 20 years?
Briefly restate the general nature of your team's RFP's program (The ABC University Sexual Harassment). How might you use an experimental design to test
Compose a personal statement describing how this course, the study of psychology of stress, supports both your short-term and long-term goals.