Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Jan 10, 2021

8. Calculate the mass of fine particles inbaled by an adult ench year, assuming that helsbe inhales about 350 L of air per hour

8. Calculate the mass of fine particles inbaled by an adult ench year, assuming that helsbe inhales about 350 L of air per hour and that the average PM s index of this air is 10 ug m". Assuming that each particle has a diameter of 1 um, and that the density of the particles is about 0,5 g ml.". calculate the total surface area of this annual losd of particles.

Step by Step Solution

★★★★★

3.43 Rating (153 Votes )

There are 3 Steps involved in it

Step: 1

Mass inhal... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Fundamentals of Investments, Valuation and Management

Authors: Bradford Jordan, Thomas Miller, Steve Dolvin

8th edition

1259720697, 1259720691, 1260109437, 9781260109436, 978-1259720697

More Books

Students also viewed these Accounting questions

Question

★★★★★

Use the following information to calculate accounts receivable on July 31, 2018 and the amount of accounts receivable written off in 2018. Assume that all sales are oncredit: July 31 2018 2017...

Answered: 1 week ago

Question

★★★★★

Use the following information to calculate accounts receivable on December 31, 2017 and the amount of accounts receivable written off during2017: December 31 2017 Accounts receivable Allowance for...

Answered: 1 week ago

Question

★★★★★

Use the following information to calculate ending balance in accounts receivable. Accounts receivable at the beginning of the period....... $20,000 Revenue for the period (there are no cash...

Answered: 1 week ago

Question

★★★★★

Select the meso compound in the 1 point choices below: * >OH >H rggrr554 CH,OH CH,OH ffffhfghgt

Answered: 1 week ago

Question

★★★★★

Compare the annual life insurance premium of Garrett Townse who is 30 years old, and purchases a $100,000, 10-year level term policy using a non-tobacco rate to the premium paid by Edward Collins,...

Answered: 1 week ago

Question

★★★★★

Antarctica uses a system of fixed exchange rates, its current account deficit is USD 6 billion, and its capital account balance is USD 4 billion. Based on this information, answer the following...

Answered: 1 week ago

Question

★★★★★

How can we make a causal connection between particular culture-based training efforts and particular outcomes? How can we be sure that confounding or unexamined variables arent responsible for the...

Answered: 1 week ago

Question

★★★★★

Consider the following two-person, zero-sum game. Identify the pure strategy. What is the value of thegame? Player B Plaver48 57 2 410 dh

Answered: 1 week ago

Question

★★★★★

7 3 8 . .

Answered: 1 week ago

Question

★★★★★

Ayayai Hotels Ltd. (AHL) is a small boutique hotel that provides 44 suites that can be rented by the day, week, or month. Food service is available through room service as well. In addition, there...

Answered: 1 week ago

Question

★★★★★

It is not unusual to see firms offering free product samples in grocery stores to let customers try the product before buying it . Similarly, in today's world of digital marketing, one can read a...

Answered: 1 week ago

Question

★★★★★

According to lean thinking, what is one of the biggest challenges when trying to deliver a large batch of work?It can lead to a lot of scope creep.Problems can be hidden in the volume of work.Larger...

Answered: 1 week ago

Question

★★★★★

A parts supply store orders a particular item on a weekly basis. The weekly demand is 3 0 units with a standard deviation of four units. The holding cost is $ 5 per unit per week and a 9 0 % in -...

Answered: 1 week ago

Question

★★★★★

analyze the decision of IKEA to enter the bricks and mortar US retail environment with its largest investment in a single country yet (Reuters, 2023). Is IKEA's counterintuitive move based on sound...

Answered: 1 week ago

Question

★★★★★

Chikako is applying for a full-time, salaried position as an administrative assistant with Hitachi Systems, LLC. During the interview process, Chikako explains that she has low vision and will need...

Answered: 1 week ago

Question

★★★★★

Mike, Miko, Michael and Mikhael formed a partnership several years ago. They have decided to terminate operations and liquidate the business. The following balance sheet is drawn up as a guideline...

Answered: 1 week ago

Question

★★★★★

Everest Inc. is presently enjoying relatively high growth because of a surge in the demand for its new product. Management expects earnings and dividends to grow at a rate of 35% for the next 2...

Answered: 1 week ago

Question

★★★★★

A crop-dusting plane flies over a level field at a height of 25 ft. If the dust leaves the plane through a 30 angle and hits the ground after the plane travels 75 ft, how wide a strip is dusted? See...

Answered: 1 week ago

Question

★★★★★

Use the following information on states of the economy and stock returns to calculate the expected return for Dingaling Telephone: State of Economy Probability of State of Economy Security Return if...

Answered: 1 week ago

Question

★★★★★

You short sold 1,000 shares of stock at a price of $36 and an initial margin of 55 percent. If the maintenance margin is 35 percent, at what share price will you receive a margin call? What is your...

Answered: 1 week ago

Question

★★★★★

A stock has a current share price of $49.24 and a dividend yield of 1.5 percent. If the risk-free rate is 5.4 percent, what is the futures price if the maturity is four months?

Answered: 1 week ago

Question

★★★★★

For an investment to double in value during a 10-year period, a. What annually compounded rate of return must it earn? b. What semiannually compounded rate of return must it earn? c. What monthly...

Answered: 1 week ago

Question

★★★★★

Is it possible for a capital loss to be worse than -100%? Explain or give an example.

Answered: 1 week ago

Question

★★★★★

The Canadian Consumer Price Index (based on a value of 100 in 1971) rose from 97.2 in 1970 to 210.6 in 1980. What was the (equivalent) annual rate of inflation in the decade of the 1970s?

Answered: 1 week ago

Previous Question Next Question