N) A rectangular piece of aluminum foil is 12.8 cm long and 4.20 cm wide. It has a mass of 0.319 g.
What is the thickness of the aluminum foil if the
density of aluminum is 2.70 g/cm'?

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?

Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg