Recent activity by Derek Smith

Recent activity by Derek Smith

Determine the shortest length of pipe, open at both ends, whichwill resonate at 256 Hz. The speed of sound is 343 m/s. a. 0.670 m b. 0.990 m c. 0.330 m d. 1.32 m e. 1.67 m

asked Nov 22, 2024

1 answer 176k views

What is the minimum number of hours required for the adhesive to cure when replacing the plenum tubes during the repair of the MBU-19P mask?

answered Nov 12, 2024

1 answer 67.3k views

You have $122,000 to invest in a portfolio containing stock X and stock Y. Your goal is to create a portfolio that has an expected return of 17.6 percent. Stock X has an expected return of 14 percent and

answered Oct 2, 2024

1 answer 181k views

Which type of local anesthetics includes drugs like procaine and benzocaine? Ester local anesthetics Amide local anesthetics

asked Sep 28, 2024

1 answer 87.2k views

Bond formed by sharing electrons (covalent or molecular compounds)

answered Sep 10, 2024

1 answer 166k views

A train goes 75 km/hr through the countryside for 3 hours. How many km did the train travel?

asked Sep 7, 2024

1 answer 193k views

How do spicules help sponges survive in their environment (see objective 1)?

asked Aug 26, 2024

1 answer 31.5k views

Disabilities rise with age. 1. Half of those over age seventy-five have some disabilities with ____. 2. ____ and ____ are the most common. 3. Women are considerably more likely than men to suffer from

answered Jul 24, 2024

1 answer 223k views

3. Mexico is the largest O Spanish O Portuguese O English O French -speaking country in the world.

answered Jun 25, 2024

1 answer 183k views

The radius of a circle is 12 cm. Find its area nearest whole number

answered Apr 28, 2024

1 answer 25.8k views

What research work can u do about growth?

asked Apr 18, 2024

1 answer 72.2k views

What is the value of d?

asked Apr 14, 2024

1 answer 85.5k views

Write a 350 - 500 word statement that lists the types of activities you will include in your lesson plans for the entire year. Also, describe what kinds of information you’d like to include in the lesson

answered Apr 2, 2024

1 answer 28.3k views

How many real solutions does it have? v² = -75

answered Mar 30, 2024

1 answer 217k views

at the end of the 6th generation was there more or less genetic variation in the bird population? do you think this is good or bad ?

answered Feb 12, 2024

1 answer 168k views

Example a 37 year old man present with an asymptomatic diastolic murmur. Echocardiography shows a bicuspid aortic valve with more than mild aortic regurgitation with: Vena contracta: 5mm Descending aorta:

answered Jan 22, 2024

1 answer 118k views

Help me with the dementions of this triangle

answered Oct 13, 2023

2 answers 2.7k views

There are 576 calories in nine ounces of a certain ice cream. How many calories are there in one pound?

answered Aug 23, 2023

2 answers 111k views

Macromolecules aren't sticking with me. I need to memorize the basic and complex sugars.

answered Jul 27, 2023

1 answer 154k views

Help me pleaseeeeeeeeeeeeeeeeee !!!!!!!!!!!!!!!!!!!!!!

answered Jul 12, 2023

1 answer 152k views

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