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Posts by Camilla

Total # Posts: 28

physics
A 0.32 kg box of macaroni is held in place at the front of a 3.14 kg shopping cart only by the force of static friction as the shopping cart accelerates. Determine the minimum acceleration, in m/s 2, that the shopping cart must have if the box is to be kept from falling if the...

APPHYSIC
A bullet is fired straight up from a gun with a muzzle velocity of 235 m/s. Neglecting air resistance, what will be its displacement after 5.7 s? The acceleration of gravity is 9.8 m/s 2 . Answer in units of m

Chemistry
N2 + 3H2 =2NH3 How many molecules of H2 are represented in the reaction? How many nitrogen atoms are represented in the reactants? How many moles of NH3 are formed?

english
Background Ten years ago, you started working as a clerk for DMD Medical Supplies. Six months ago, Liz Jakowski, the human resources director, promoted you to office manager. You manage two employees: Jack Snyder and Ruth Disselkoen. Your office provides secretarial support ...

Improving Writing- REVISED VERSION
Background Ten years ago, you started working as a clerk for DMD Medical Supplies. Six months ago, Liz Jakowski, the human resources director, promoted you to office manager. You manage two employees: Jack Snyder and Ruth Disselkoen. Your office provides secretarial support ...

Improving writing
Background Ten years ago, you started working as a clerk for DMD Medical Supplies. Six months ago, Liz Jakowski, the human resources director, promoted you to office manager. You manage two employees: Jack Snyder and Ruth Disselkoen. Your office provides secretarial support ...

English Essay REDONE
You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph must describe one particular experience you&#...

English Essay Part 2
Thank you sooo much Damon. It is such a great help. You're the best !

English Essay Part 2
Background Your favorite cousin has moved to your town and is looking for a job. Her previous experiences are working as a cashier and sales clerk at two department stores. You know she plans to apply at similar stores in your town. But you also know she is a perfect match for...

English Essay
You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph must describe one particular experience you&#...

math
You are pouring water from a cylindrical can is 7 cm in diameter and 10 cm high into a rectangular pan that is 20 cm in width, 9 cm in length and 14 cm deep. How many cans, can you pour into the pan? Use 22/7 for pi.

Physics
What is the minimum speed that a 5-kg conical pendulum can achieve if its 1 m string has a maximum tension rating of 520 N? A. 9.5 m/s B. 10.2 m/s C. 4.9 m/s D. 20.2 m/s E. 12.3 m/s My solution's manual says the answer is B, how is it the answer?

Physics
Consider a 59-cm-long lawn mower blade rotating about its center at 2990 rpm. (a) Calculate the linear speed of the tip of the blade. (b) If safety regulations require that the blade be stoppable within 3.0 s, what minimum angular acceleration will accomplish this? Assume that...

Physics
Sorry something went wrong with my internet and this was posted twice.

Physics
A ball having a mass of 5 kg is attached to a string 1 m long and is whirled in a vertical circle at a constant speed of 13 m/s. (a) Determine the tension in the string when the ball is at the top of the circle. (b) Determine the tension in the string when the ball is at the ...

Physics
Why does the force done by gravity change from positive to negative?

Physics
I see what I was doing wrong now. I was putting the parenthesis in the wrong places. Thank you!

Physics
When I use the first equation I get -90.8 N. What am I doing wrong? I'm putting this is my calculator: 5(169/(.5-9.81)) = -90.76262084 N

Physics
A ball having a mass of 5 kg is attached to a string 1 m long and is whirled in a vertical circle at a constant speed of 13 m/s. (a) Determine the tension in the string when the ball is at the top of the circle. (b) Determine the tension in the string when the ball is at the ...

Chemistry
How many valence electrons are in Na then in the 1+ion of Na?

Chemistry
How much calcium hydroxide is produced from 72.0g of calcium combinig with water?

Chemistry
Hoe much carbon dioxide is produced from 2.0 L of propane combusting at STP?

Chemistry
How many moles of gas would be in 2.0 L of oxygen at STP?

Economics/social studies
Thank You!! Happy St. Patricks Day

Economics/social studies
This isn't an example of an invisible hand is it? A single drug company obtains a patent on a lifesaving drug. The company can charge whatever it chooses for the drug and will not lose customers. Is the invisible hand at work in this scenario? I say no because the ...

Economics/Social Studies
Sorry I had the wrong name

Economics/Social Studies
Sorry the second sentence stars with In order

Economics/Social Studies
Please help me with this it's about the invisible hand here's the question. Two family-style restaurants are located in the same city block. I oreder to stay competitive, the prices are kept low and the quality of the food and service is excellent. Is the '...

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