25 of a radioactive material stays active after 4 hours
25% of a radioactive material stays active after 4 hours. What is the half-life of this radioactive material?
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Scenario the specifications and requirements in outsourced software development project may change drastically throughout the project life cycle.
A rectangular steel bar shown is fixed at the right end has a thickness of 20 mm. The temperature is increased by 20C and a force F is applied as shown midway along the bar. Use the properties E=200 GPa, a=12(10^-6)/C.
Type your question hereAn aircraft with a mass of 963 kg accelerates from 0 to 80 m/s in 8.1 seconds, What is the kinetic energy of the aircraft
Development of an ER Diagram and Database Implementation- Course Objectives: This assessment task focuses on the following course objective -ITECH1006
25% of a radioactive material stays active after 4 hours. What is the half-life of this radioactive material
suppose we have a 100-volt battery connected with a 100-ohm resistance. The current is then 100/100=1 amp. how much power is produced. if we double the voltage, what will the current be and what will the power be.
The toadfish makes use of resonance in a closed tube to produce very loud sounds. The tube is its swim bladder, used as an amplifier. Calculate the intensity of the sound wave emitted
you are designing a highway to AASHTO guidelines on rolling terrain where the design speed will be 65 mi/hr. At one section, a +1.25% grade and a -2.25% grade must be connected with and equal tangent vertical curve.
A steel tank hold 120 ft^3 of water at atmospheric pressure(14.7psi and 68.4 degrees f). the water is subjected to a 100 fold increase in pressure. determine the initial weight and final density of the water if the volume decreases by .545 ft ^3.
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Do you think in today's political climate these instances are unlawful activity or should they be considered as free expression by the 1st amendment
Which one of the following statements is the best answer? According to the statement of Abraham Sofaer, made at the Senate Foreign Relations Committee
What are the top 3 sources of income or revenue? What percent of total revenue is provided from its top 3 revenue sources?
What can be done to increase voter turnout in the United States? Think critically and identify strategies.
Examine the Crisis of Authority and political philosophy in the writings of Thomas Hobbes, focusing on his work "Leviathan".
If you disagree with Cesaire's proposition and/or maintain that the United States does not perpetuate nor contribute to colonialist ideologies
Aaron is running for a city council position in his home town and is giving a speech to voters on why they should trust him more than his opponent.