Nicola

This page lists questions and answers that were posted by visitors named Nicola.

Questions

The following questions were asked by visitors named Nicola.

VERY IMPORTANT FOR AN ESSAY ASSIGNMENT. PLEASE HELP ASAP! THANK U VERYYYYY MUCH! 1. What force is needed to give a mass of 25 kg an acceleration of 20m/s squared? 2. A force of 6N acts upon a 2-kg mass. What is the acceleration of the masS? 3. It takes a...

Fe+3 + SCN- ==Fe(SCN)+2 if adding NaOH will form precipitates, but what is the precipitates' formula? And after this reaction, if we add HCl to the reaction, will the precipitates dessolve? What does the HCl affect the reaction? THX

Find the dimensions of the rectangle of largest area that has its base on the x-axis and its other two vertices above the x-axis and lying on the parabola y=4−x^2. Width = Height =

A piece of wire 12 m long is cut into two pieces. One piece is bent into the shape of a circle of radius r and the other is bent into a square of side s. How should the wire be cut so that the total area enclosed is: a) a maximum? r= and s=. b) a minimum?...

Can someone help me finish this question... I got most of the answers but need help. Suppose that f(x)=3x−6x+5. (A) Use interval notation to indicate where f(x) is defined. If it is defined on more than one interval, enter the union of all intervals where...

Consider the function f(x)=x−15x^1/3. For the following questions, write inf for ∞, -inf for −∞, U for the union symbol, None if no answer exists, and separate by a comma if more than one answer exist. a.) The domain of this function: (-inf,inf) . b.) The...

800cm3 of water is poured into an inverted right conical vessel and the water level is 6cm. How much more water has to be added to the vessel such that the water level becomes 9cm?

3/4(2x-1)-5 is equal or greater than 5/4(x-3)

Identify and describe one environmental problem that causes ill health, accidents, crises and disasters within our community or any other community in South Africa

Critically discuss 8 ways in which the environmental problem impact on the community or any other community in South Africa.

Describe the lifestyle disease cancer

Explain 5 factors that can contribute to cancer

Provide 5 ways in which you critically discuss how cancer impacts on a teenager

Write a paragraph of approximately 100 - 150 words in which you make 5 recommendations on how to overcome the style/cancer disease behavior.

Write a conclusion in which you explain in one paragraph what you have learn in doing this assignment on cancer and how it has changed the way in which you will view lifestyle diseases in future

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. A solution containing 0.55 mole of sodium carbonate is mixed with one containing 0.55 mole of silver nitrate. After the reaction is com...

A ball is fired from the ground with an initial speed of 1.36 103 m/s (approximately four times the speed of sound) at an initial angle of 49.0° to the horizontal. Neglect air resistance.

E^x/2.9099=ln 7.8x10^10

Thirteen decreased by a number k

Answers

The following answers were posted by visitors named Nicola.

Thanks a lot!!! I think I got it!!!

After a half hour a third will go.. 216x1/3=72 (go) 216-72=144 remaining after half hour From the remaining 144, another third will go 144x1/3=48 (go in the second half hour=after an hour) 144-48=96 (left after an hour) Therefore answer is d -96

For one washer you must include the waste and the width so.. (3/32)+(1/16)=5/32 or 0.15625 You have 25.5 inches of pipe so how many washers can be taken from it.. 25.5/0.15625=163.2 Rounding to the lower number as it will only make .2 of the 164th washer...

35 + 36 =.what is m?

Dad has $d. He gave marcus $250.

n mangoes were in the basket. Mom puts 16 more in it .