# Questions Asked onJune 28, 2017

1. ## Chemistry

How much Na2CO3 would you weigh to prepare M/20 Na2CO3 solution in 100cm3 volumetric flask?

2. ## Math

As seismological station is located at (0,-4) 4 kilometers away from a straight shoreline where the x-axis runs through. The epicenter of the earthquake was determine to be 10 kilometers away from the station. a. Find the equation of the curve that

3. ## Chemistry

Calculate the weight of anhydrous Na2CO3 necessary to prepare M/20 solution in 100cm3 volumetric flask

4. ## Chemistry

Given the following: 4Al+ 3O2---> 2Al2O3 Which reactant is limiting if 0.32 mol Al and 0.26 mol O2 are available? I got 0.24 mol Al and 0.35 mol O2 when I did my work. Therefore Al is limiting. Can you tell me if I am right.

5. ## History

1: Assume the Chilean peso is decreasing in exchange value compared to the U.S. dollar. Who will benefit most in this situation? A Chilean company that imports oil from Venezuela A Chilean family visiting relatives in the United States A Chilean exporter

6. ## History

In the examples of North and South Korea and North and South Vietnam, the United States chose a course of action that could best be described as __________. intervention imperialism diplomacy isolation I am having a very hard time figuring this out. I just

7. ## physics

A car is travelling at 20 m/s along a road A child runs out into the road 50 m ahead and the driver steps on the break pedal What must be the cars deceleration be if the car stops just before it reaches the chid

8. ## Chem

Select sequence that corresponds to the following: CTCGA TTAAGG CTCGG AATTCC GAGCT GAGGAG

9. ## Maths

To parallel lines l and m are cut by transversal t if the interior angles of the same side of t be (2x-8) and (3x-7) find the measure of each of these angles

10. ## English Writing

Can someone help me write thesis statement for my paper on how the songâ€™s use of figurative language contributes to its appeal to its listeners? The song is "Every Rose Has Its Thorn". I know there is a lot of metaphor used in the song. but cannot come

11. ## English

1. He was late for school. 2. He was late for the school. (What is the difference between them? Does #1 mean that he was late for his school? Does #2 mean that he was later for another school, not his school?) 3. He was lare for class. 4. He was late for

12. ## Physics

an object of mass m is being weighed in an elevator that is moving upward with an acceleration a. What is the eesult if the weighing is done using a spring balance and a pan balance?

13. ## English

1. He must have missed the class yesterday. 2. He must have cut the class yesterday. ---------------------------------------- What is the difference between two sentences? Is 'cut' a worse word than 'missed'?

14. ## Math

in a group of people 60% like chocolate and 70% like strawberry then percantage of peole which like both strawberry and chocolate

15. ## Math

Keria had a box of 58 stickers. She shared them equally between herself and five friends. How many stickers were left over?

16. ## math

Find the value of 8.3x 24.2x0.03. Round your answer to the nearest hundredth.

17. ## math

Three boxes, first box has 12 pens for \$25, second box has 50 pens for X cost and the third one has 100 pens for \$175 . the cost for pens decreases as increase the number of pens . what the cost for the second box?

18. ## mechanics

an object weighing 303N and suspended by rope A is pulled aside by the horizontal rope B makes an angle of 35degree with the vertical. find the tension in rope A and rope B

19. ## Math

The probability that Owen will score a goal in the next month is 0.4. The probability that Wasim will score a goal in the next month is 0.25. What's the probability that both boys will score and why?

20. ## English grammer

I am an annimal I live in water. I look like a snake. I m very slippery.

21. ## Statistics

I have completed 6 questions but after 2 hours still cannot do these 4 questions. Please help 1) Jane is playing a game of Monopoly, if she throws six on her next turn she will land on community chest. If she throws eight she will land on Mayfair with a

22. ## mechanics

an object weighing 578N and suspended by two wires. each wire makes an angle of 35degree with the horizontal. find the tension on each wire.

23. ## English

1. He will be happy. 2. He will have been happy yesterday. 3. He would have been happy yesterday. --------------------------------- Are they all grammatical? Is #2 correct? What is the difference between #2 and #3? Does #2 have stronger possibility than

24. ## math

greatest number of 30000

25. ## Number theory

Prove the divisibility criteria for 9, 11, and 17.

26. ## College Math

Draw a venn Diagram to illustrate the education level of Smokers Non Smokers and people who never smoked. Use the table below Education Smokers Former Never Total College Degree 12 9 41 62 H.S. Grad 9 10 22 41 Did not grad 9 3 4 16 Total 20 22 67 119

27. ## mechanics

A block of wood is pulled along a Horizontal table by a force of 33 N inclined at 30 degrees above the Horizontal.Find the vertical and horizontal components of the force.

28. ## math

This is about ellipses: If a problem gives you two foci points and the length of a spring, how do you find the equation and the vertices of the ellipse?

29. ## English

1. You needn't have called a doctor. 2. You needn't have made a phone call to a doctor. 3. You needen't have gone to the hospital to bring the doctor. ------------------------------ Does #1 mean #2 or #3? Did the person go to the doctor to ask him to come?

30. ## English

Can someone help me come up with a thesis on how has the word family evolved to follow historical, social, and cultural changes over time? I am having a very difficult time. thanks!

31. ## Number theory

Express 550 and 1645 in the scale of 2, 5, 6, and 9.

32. ## English

1. It must have been Chris. 2. It would have been Chris. 3. It could have been Chris. 4. It can have been Chrit. ----------------------------- Thank you for your help. Q1. #4 is incorrect. It's ungrammatical. Is that right? Q2. Does # 2 mean a gueesing

33. ## Religious Studies

Was Jesus trans?

34. ## Number theory

Express 550 in the scale of 2

35. ## English

Prof. Smith ------------------------------- How do you read 'Prof'? Do we read 'Professor Smith'?

36. ## American History

Despite being one of the longest periods of prolonged peace, the late-19th century was one of the bloodiest in American history. What role did violence play in shaping conflicts in this period?

37. ## mechanics

two lifting ropes are connected at bthier lower ends to a common shackle from which a load of 53kN hangs. if the rops make angles of 35degree and 45 degree respectively to the vertical. find the tension in each rope.

38. ## math

Asha deposited sh. 280,000 into the bank.After 4 years her savings reached sh. 386,400.Find the amount of interest per year paid by the bank. #Please i need your help guys #

39. ## math

my mother divided 5 metres of ribbon into 8 equal piece . what is the length of each piece

40. ## Math

Make the number which comes between 4999 and 5050

41. ## Math

Make the number which comes between 4999 and 5050

42. ## English

1. You will have met Prof. Smith. 2. You must have met Prof. Smith. ------------------------------------- In a grammar book, it is said that #1 means a guessing in the past, which is weaker than #2. Is that right? Can we use #2?