Calculate the lethal inhalation
The lethal inhalation does of sarin for a 200lb person has been determined to be 0.0015 mg. Determine the LD50 of sarin that researchers used to calculate this lethal inhalation does.
Expected delivery within 24 Hours
A layer of clay 4m thick lies between two layers of sand each 4m thick, the top of the upper layer of sand being ground level. The water table is 2m below ground level but the lower layer of sand is under artesian pressure.
Making ice cream involves surrounding the ice cream canister with a bath of salted ice water. To get the mix to freeze at 7.00ºC, how many grams of salt (NaCl; molar mass = 58) will you need to add to 3.5 kg of ice water bath? (Kf of water =
Calculate the mass of solid AgNO3 that can be added to 2.0L of a 0.10 M K2CrO4 solution in order to just start precipitation.
The machine part ABC is supported by a frictionless hinge at B and a wedge at C. Knowing that the coefficient of static friction is 0.20 at both surfaces of the wedge.
What would happen if a solid was dissolved in a liquid at 100 degrees and then the temperature dropped to 70 degrees?
What mass of this substance must evaporate in order to freeze 119 of water initially at 24? (The heat of fusion of water is 334 the specific heat of water is 4.18 .)
A 55.0 gram piece of ice at 0.0 C is added to a sample of water at 8.0 C. All of the ice melts and the temperature of the water decreases to 0.0 C. How many kilograms of water were in the sample?
How do I solve this problem, a 1/4 in diameter rod must be machined on a lathe to a smaller diameter for use as a specimen in a tension test. The rod material is expected to break at a normal stress of 63750 psi.
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Employee mental health is strongly shaped by organizational culture and values. Organizations can improve mental health by reducing excessive workloads
Describe how you have respectfully defied social norms in an authentic life example. Describe how you have successfully collaborated with others
Objectives: Identify elements of the online classroom environment. Review available GCU academic resources.
you are asked to present a paper to help all the teachers attending understand how constitutional law affects teachers and students.
What are the psychological effects of prolonged workplace conflict on employees, and how can organizations mitigate these impacts?
creating a PowerPoint Slide deck (no narration required) consisting of five slides - a title slide and an informational slide for each of the following
1: Explain the lifespan perspective and its assumptions about development. 2: Summarize the major changes that occur in physical, cognitive, and psychosocial