# Lidia

Popular questions and responses by Lidia
1. ## Organic Chemistry

How do I write a balanced equation for the synthesis of benzoic acid using the grignard reagent. To make the grignard reagent I used 0.5g of Mg, 2 ml of ether, and 3.9g of bromobenze. then to make the benzoic acid I used CO2 and H3O+. I will really

2. ## physics

A car of mass M = 800kg traveling at 40.0km/hour enters a banked turn covered with ice. The road is banked at an angle θ, and there is no friction between the road and the car's tires. (Figure 1) . Use g = 9.80m/s2 throughout this problem. Part A What is

3. ## math!!!!

One lap around the track is equal to 1/8 of a mile. A horse ran a distance of 9 laps in 2 minutes and 30 seconds. What was the horse's average speed in miles per minute?

4. ## Chemistry

A gas occupies a volume of exactly 500mL at STP. What would it occupy at exactly 70 degrees celsius and 400 mm of pressure?

5. ## math

A bookshop had 60 boxes of pencils. Each box contained 85 pencils. Half of the pencils were packed into packets of 25 pencils and the rest were packed into packets of 20. How many packets of pencils were there altogether? My answer is 229 am i right? How

6. ## math

Mary bought a roll of ribbon.After using 5/8 of the ribbon to decorate some packages,she had 15ft of the ribbon left.How many feet of ribbon did she buy?

7. ## science(Ms.Sue)

Both owls and hawks live in the same ecosystem.they both hunt and kill mice, voles and rabbits.how can both types of predators find enough food in the same ecosystem? a)they are active in different areas. b)they are active at different times. c)they

There are 36 buttons in a jar. There are 3 times as many red buttons as white. 1. how many white buttons are there? 2. how many red buttons are there? My answer is 6,am i right?

9. ## aig math (Ms.Sue)

a box containing 6 candy bars weighs 2.34 kg.When the box is empty it weighs 0.06 kg. find the weight of one candy bar? my answer is 0.38 am i right if not please tell me why and how.

10. ## (aig)math(Ms.Sue)

twelve pails of the same size were used to fill a tank with water.the capacity of the tank was 42 gallons.find the capacity of each pail.hive your answers in gallons and quarts.

11. ## math AIG (Ms.Sue)

Find the range,median,mode,and mean. 97,88,93,90,85,100 range:_ median:_ mode:_ mean:_

12. ## SCIENCE HELP!!!!

ICice scraps and loosens rock particles.what is this an example of? a chemical weathering b biological weathering c mechanical weathering d biological and chemical weathering my answer is c,am i right?

13. ## math

what is the sqare root of =9?

14. ## Algebra

John can paint a house in 10 hours. Adam can paint the same house in 15 hours. A. Write an equation that can be used to find the time in hours, t, it would take John and Adam to paint the house together.

15. ## ,ath

Mr. Riley can make a profit by raising AT LEAST 50, but no more than 150, cattle. If c represents the number of cattle, write the inequality that best expresses the situation.

16. ## pre-algebra

A band will cell CDs of their music at their concert for \$5.00 each. The band ordered 300 CDs at a cost of 1.25 each. Which inequality represents the number of CDs,n, the band needs to sell to make a profit of at least \$500? A) n≥175 B )n≥100 C)

17. ## programming

Create three (3) one-dimensional arrays: Item Number, Quantity-on-hand and Unit Cost for 15 items. Input data into all the arrays. After the data is entered, read an arbitrary number of records containing an item number and quantity-ordered. If the

18. ## math

the sum of a number and four is -8 write in algebraic equation

19. ## math

the sum of a number and four is -8 write this in algebraic expression

20. ## physics

A 800kg , light-weight helicopter ascends from the ground with an acceleration of 3.00m/s2 . Part A Over a 6.50s interval, what is the work done by the lifting force? Part B What is the work done by the gravitational force? Part C What is the work done by

21. ## physics

If a 14N force is used to compress a spring with a spring constant of 5.0×102N/m , what is the resulting spring compression?

22. ## physics

A spring has a spring constant of 25N/m . Part A How much work is required to stretch the spring 2.0cm from its equilibrium position?

23. ## Physics

Imagine that you swing about your head a ball attached to the end of a string. The ball moves at a constant speed in a horizontal circle. Part A If the mass of the ball is 0.160kg and you supply a tension force of 14.5N to the string, what angle would the

24. ## math(Ms.Sue)

5 students are trying out for the debate team. There are 3 available spots for the team.How many combinations of teams can the debate team make My answer is 15 am i right? If not please tell me your answer and how you got it

4m minus 5

26. ## math(Ms.Sue)

what are the possible outcomes for rolling one number cube?

27. ## math(Ms.Sue)

Josh poured 38 gallons of water into 6 buckets. He poured the same amount into each bucket. How much water did Josh pour into each bucket? please show your work.

28. ## aig math(Ms.Sue)

Your school librarian has asked your class for some help on the purchase of some new bookcases with 2 shelves each. She has 300 new books she needs to shelve. 1/2 of the books are half an inch thick. 1/3 of them are 1/4 of an inch thick, and the rest are

29. ## math(Ms.Sue)

The ratio of Tim's marbles to Joe's marbles to Matt's marbles is 8 : 6 : 9. If Tim and Joe have 84 marbles altogether, how many marbles does Matt have? Show your work please?

30. ## aig math

The ratio of Tim's marbles to Joe's marbles to Matt's marbles is 8 : 6 : 9. If Tim and Joe have 84 marbles altogether, how many marbles does Matt have? Show your work please?

31. ## math

The total capacity of 2 water bottles, A and B, is 680 ml. The ratio of bottle A's capacity to bottle B's capacity is 4:6. How much larger is bottle B's capacity than bottle A's? My answer is 136, am i right?

32. ## aig math

Janet has 73 coins. Linda has 28 more coins then Janet, but 17 fewer coins than Alan. Sam has 33 fewer coins than Alan. How many more coins does same have than Janet? My answer is 12 coins, am i right? If not please tell me your answer and how you got it.

33. ## science

Which of the following gives off more energy than it absorbs? melting ice, burning propane in a gas heater, sublimation of carbon dioxide to carbon dioxide gas, recharging a car battery

34. ## aig

Allison, Ashley, and Becky weigh 124 kg altogether. Allison and Becky weigh 102 kg altogether. Allison and Ashley weigh 86 kg altogether. How much does each person weigh? please show your work.

35. ## math

Judd paid 182 dollars for a thermos, a blender, and a microwave. The blender cost 35 more dollars than the thermos. the microwave cost 65.50 more than a blender. Find the cost of the blender? please show your work.

36. ## science

Which of the following has the greatest effect on the formation of rain or snow? A)cloud cover C)air pressure B)humidity D)temperature My answer is C) am i right, if not please tell me what you got.

37. ## aig math

Rosa and Marty had the same amount of money.After Rosa spent \$45 and Marty spent \$117, Rosa had 4 times as much money as Marty. How much money did Rosa have at first? I don't know the answer to this one so can you show me how you got your answer and what's

cam had 35 more coins than kip. She gave he share to kip who divided all the coins equally into 3 stacks. If each stack has 45 coins,how many coins did cam have at first? My answer is 85, am i right if i am right please show me how you got the answer?

tony borrowed some money from Joe. he spent \$5.50 of it on lunch and half of the on a movie ticket. To repay, he borrowed \$10 from art.If tony started and ended with no money, how much did he borrow from Joe

40. ## aig math (Ms.Sue)

Cassie made 2 different beverages to serve at her party. The difference in the amount of the 2 beverages is 1965 ml.If the smaller amount is 3550 ml, what was the total amount of beverages Cassie had at the party? my answer is 9075 ml am i right?

41. ## aig math (Ms.Sue)

At the pet store ruth bought 5 rawhide bones and 3 dog collars.She gave the cashier 90\$ and received \$6 in chage.If a dog collar costs 3 times as much as a bone find the cost of one dog collar. My answer is 63 am i right if not please show me why and how.

4 kg of apples and 1 kg of berries cost \$5.75 altogether. 2 kg of apples and 1 kg of berries cost a total of \$3.25.How much must i pay to buy 5 kg of apples and 5 kg of berries?please show work. my answer is \$10.50 am i right if not please tell me why and

mr.wilson charges 215 dollars a month to board horses. if he boards a total of 25 horses,how much money will he earn? please show your work. my answer is 5,375 am i right if not please tell me why and how.

three bothers earned a total of \$3,500. larry earned twice as much money as jim while adam earned half as much money as jim. how much money did jim earned? please show your work. my answer is 1000 am i right if not please tell me why and how.

45. ## aig math

a factory had 1080 shirts and pants altogether.after donating 60 pants to charity the number of shirts it had was three times the number of pants left.how many pants did the factory have at first/ my answer is 315 am i right,if not please tell me why and

46. ## aig math

the sum of 2 numbers is 77. one number is 2 1/2 times as big as the other number.find the difference between the 2 addends.please show how you got your answer. my answer is 72.6, am i right if not please tell me why and how.

47. ## aig math

the sum of 2 numbers is 35. one number is 2 1/2 times as big as the other number. find the difference between the 2 addends. please show how you got the answer.

48. ## aig math

14 1/6 - 5 4/5 my answer is 8 11/30 am i right? if not please tell me why and how.

49. ## aig math

estimate the value. 1705*31

Albert bought 28 compact discs for \$805.give a quick estimate of the cost of each compact disc.

51. ## science(Ms.Sue)

what does a maple tree do for a community A)it creates energy C)it looks nice B)it creates food D)it stores water my answer is B) am i right, if not tell me why please.

other than the digit 3, what is a number that could belong in the box? 1'3=1___ "1'3" is in exponents my answer is 1 am i right if not tell me why

53. ## math aig

mark has 48 marbles.5/12 of them are blue and 1/2 of them are yellow.how many more yellow marbles than blue marbles does he have? my answer is 8,am i right.if not how.

54. ## math aig

Tyrone rounded 23.94 to 24.How did he round? A to the nearest hundredth B to the nearest tenth C to the nearest one D to the nearest ten my answer is c am i right.

55. ## math

which unit would be BEST to use to measure the time it takes a school bus to drive from its first stop to school? a)hour b)week c)month d)second

56. ## (aig)math(Ms.Sue)

a string 28 yards long is cut into 10 equal pieces.what is the length of each piece?write your answer as a fraction and as a decimal.

57. ## Aig math (ms.sue)

A bucket can hold 6 liters of water.If it is 3/4 full,how many liters of water does it contain?

58. ## government

How can presidential power as commander-in-chief restrict congressional power?

59. ## math (Ms.Sue)

the town is going to divide the community gardens into rectangler plots that are 3 yards * 15 yards.how many plots will the community gardens have?what is the area of each plot? please explain how you got the answer.

60. ## math (Ms.Sue)

Bella planted 7 marigolds in each of the 8 rows in her garden.Then she planted 2 tulips in each of the rows.If she bought 60 marigolds in all,does she have any remaining?If so,how many? My Solution: 7*8=56 60-56=4 4 is my answer am i right?

61. ## science(Ms.Sue)

What does a maple tree do for a community? A)it creates energy B)it creates food C)it looks nice D)it stores water My answer is b,am i right?

62. ## science(Ms.Sue)

What term almost always describes top consumers? A)herbivores B)omnivores C)carnivores D)producers My answer is B am i right,if not please explain?

63. ## science

How does soil most impact living things? A. different soils cause temperature extremes. B. different soils support different types of plants. C. different soils absorb different amounts of sunlight. D. different soils are different colors. My answer is B

64. ## Social Study

How was the Virgina Colony different from the Plymouth Colony?

65. ## science

which of the following is the best way to minimize weathering and erosion? A. building suburbs B. grazing livestock C. setting fires D. replanting vegetation My answer is D am i right?

66. ## MATH

give a range of numbers that round to: 60 700 580 2300

67. ## MATH HELP!!!!

Give the range of numbers that will round to: 60 700 580 2300

68. ## SIENICE HELP!!!!

What would cause the most erosian? A)a small amount of water moving over a steep slope B)a small amount of water moving over a flat area C)a large amount od=f water moving over a steep slope D)a large amunt of water moving over a flat area My answer is

69. ## SIENICE HELP!!!

Where along a river does deposition most often occur? A)along the manks B)at the mouth C)in a tributary D)in a meander My answer is B,am i right?

70. ## SCIENCE HELP!!!!!

How do weathering and erosion change landforms over time? A. they tear them down B. they build them up C. they make them prettier D. they do not change them much my answer is b,am i right?

which of the following is the result of water erosion? a sand dune b landslide c desert d canyon my answer is a am i right?

Find the value of this expression. 70+40/5*4

In march 2005,about 35,200,000 immigrants were recorded as living in the United States.What place was this number rounded to?

74. ## math

round 189,499,000 to the nearest millon

75. ## math

Round this number to the nearest million. 43,700,00?

76. ## MATH

some pennies were on the table.erin saw that 56 were heads up and 44 were tails up.what fraction of the pennies were hrads up? A.56/100 B.44/100 C.56/44 D.44/56

77. ## math

1.13s-s=_ 2.d+2d+d=_

78. ## english

THESIS Facebook can have negative approaches such as facebook addicton, unsecure privacy, less social interaction, and causes problems with relationships,therefore i believe facebook should be limited by parents and by the users. is this a good enough

79. ## english

i need help writting a thesis statement

80. ## length

19=what yards? what foot?, or what yards?

81. ## MATH

18-3(2*2)WHAT IS THE ANWSER

82. ## math

what is the answer to 18-3(2times2)?

83. ## math

there are 8 tiles in a bag students get 1 tile.What are the possible outcomes

84. ## penn foster child growth and development

when you fail to remember something due to retrieval failure,the fault is likely to reside in? a.short term memory b.sensory input errors c.long-term memory d.one of the sensory registers

85. ## Algebra

Give an ordered pair (m,n) of numbers that satisfy the following equation 2m + n = 1

86. ## Math

Customers of a phone company can choose between two service plans for long distance calls. The first plan has a one-time activation fee and charges cents a minute. The second plan has no activation fee and charges cents a minute. After how many minutes of

87. ## music

in music i need to find out about Poulenc. his date of birth- 7th january 1899 when he died- 30th january 1963 what nationality- Paris , France his musical group - Les Six are these answers right. thankyou for the help

88. ## language

what is a compound predicate????and what is simple predicate??/

1. ## heath

I really need to know if hes right I can not fail I am with Conexus on unit 2 lesson 5 and its a test so is this is the lesson answers he gave???

posted on October 28, 2019

jill is going on a trip from chicago to omaha tu tulsa bill will travel from dallas to pmaha. how much farter will jill travel than bill?dallas- omaha -644chicago -omaha-459 tulsa-omaha-387

posted on October 16, 2018
3. ## Algebra/Math

So it's C, right?

posted on September 29, 2018
4. ## MATHS STATISTICS

WHAT'S THE NULL???!!!

posted on September 29, 2018
5. ## Math

THE ANSWER IS 75 1/3 of 75=25 75-25=50 50+25=75

posted on May 9, 2017
6. ## Math

Bro can't you just look it up it doesn't look difficult lmao

posted on March 27, 2017
7. ## math

no

posted on October 21, 2013
8. ## math

my answer is x+4 if i am not write give me the answer

posted on October 21, 2013

i have 6 thousands 12 tens 9hundres 10 ones

posted on January 28, 2013

sorry to bother you again but i forgot to ask you one more question. i hope you don't mind. Rosa and Marty had the same amount of money.After Rosa spent \$45 and Marty spent \$117, Rosa had 4 times as much money as Marty. How much money did Rosa have at

posted on October 21, 2012