# Posts by Valencia

Total # Posts: 10

Engineering science n3
a train with a mass of 120Mg accelerates uniformly on a horizontal track. The resistance to movement is 5N per kN mass of the train. The force in the draw bar is 30kN. Calculate: a) The force required for a constant speed b) The force that cause acceleration c)The acceleration

science help
The camel's hooves have a smaller exposed surface area because it has gaps. It can lose and gain heat faster from the surroundings.

Chemistry
A 30.00 mL sample of 0.1500 M hydroazoic acid (HN3; Ka = 1.9 x 10-5) is titrated with 0.1000 M KOH. Calculate the pH after the following volumes have been added: a. 0.00 mL b. 11.25 mL c. 22.50 mL d. 33.75 mL e. 45.00 mL f. 56.25 mL

life orientation
What are the minimum admission requirements of study field

English
The sure solution to unemployement is a better quality of education

chemistry
How many moles of compound are in 26.5g of Na2CO3 x 10H2O?

Logic
As part of its reorganization, company X created five new positions within the company. However, after the reorganization was complete, company X had fewer employees than before the reorganization. Which one of the following, if true, would best explain the result described above

Math - Simple rational functions (check)
3(x^2-x-6)/4(x^2-9) what is the domain?

geometry
How can i find a centriod of a triangle.

U.S history
reasons for the growth of imperialism around the world?

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