1. CHEMISTRY

This is STOICHIOMETRY. Please i need help in the worst way. I don't understand this at all and it is due tomorrow, please i need someones help !@#\$%^&ally understands this. #1.aluminum nitrite and ammonium chloride react to form aluminum chloride, nitrogen

2. Algebra

Need help with these: 12. Name the property: 8 + 3.4= 3.4 + 8 a. Inverse Property of Addition b. Associative Property of Addition c. Commutative Property of Addition d. Inverse Property of Multiplication I think the answer is C 16. The standard form for a

3. chemistry

The solubility product constant (Ksp) for the dissolution of PbSO4 as represented by the chemical equation is 1.7x10-8. PbSO4 (s)= Pb2+ (aq) + SO42- (aq) Calculate the mass (g) of PbSO4 that dissolves in 1100 mL of water.

4. Chemistry

At a certain temperature and pressure, chlorine molecules have an average velocity of 0.0410 m/s. What is the average velocity of sulfur dioxide molecules under the same conditions?

5. Physics

The inner conductor of a coaxial cable has a radius of 0.900 mm, and the outer conductor's inside radius is 5.00 mm. The space between the conductors is filled with polyethylene, which has a dielectric constant of 2.30 and a dielectric strength of 18E6

6. Nouns

Hawaii is one of the most beautiful places on earth. Would "places" be considered a noun??

7. chemistry

how many joules are required to heat a frozen can of juice (360 grams) from -5C (the temperature of an overcooled refrigerator to 110C) the highest practical temperature within a microwave oven?

8. Vectors

Using a vector diagram explain why it i easier to do chinups when your hands are 30cm apart instead of 90cm apart. (Assume the force that is excerted by your arms are the same in both cases

9. chemistry

A 0.010 M solution of a weak monoprotic acid has a pH of 3.70. What is the acid-ionization constant, Ka, for this acid? a. 2.0 ´ 10-4 b. 2.0 ´ 10-5 c. 4.0 ´ 10-6 d. 4.0 ´ 10-7 e. 4.0 ´ 10-8

10. chemistry

in a 300-500 word essay distinguish between an ionic bond, a covalent bond, hydrogen bond, a single bond, a double bond, and a triple bond. Explain the behavior of the electrons in each type of bond. Give examples of compounds that result from both ionic

11. physics

The wavelength of yellow sodium light is 589 nm. What is its frequency? 1 Hz

12. How Children learn

I have most of these answered already. I want to see if I have those right, and if someone can help me figure out the ones I don't have yet. 1)Acording to Jean Piaget,in what is all learning based? A)Sensorimotor Learning MY ANSWER B)Preoperational

How to write an expression for the perimeter of the polygon. simplify the expression

14. chemisrty

What is the ratio of the average velocity of hydrogen molecules to that of neon atoms at the same temperature and pressure?

15. chemistry

Which solution would show the GREATEST change in pH on the addition of 10.0 mL of 1.0 M NaOH to 1.0 L of each of the following solutions? a. 0.50 M CH3COOH + 0.50 M NaCH3COO. b. 0.10 M CH3COOH + 0.10 M NaCH3COO. c. 0.50 M CH3COOH. d. 0.10 M CH3COOH. e.

16. Nouns

Reggei bought a computer today at the store for \$700. Are the following words nouns: reggei, bought, computer, store,and \$700. Do I need to add more or eliminate??

17. Nouns

In the United States, cell phones are a very popular item. The nouns in this phrase would be "United States" and "cell phones" but would "item" be considered a noun also??

18. Nouns

Life is full of choices, so I must learn to make good ones. In this phrase "life" and "I" are nouns but is "ones" considered a noun also because is used as number or no??

19. chemistry

how many grams of silver chloride are produced when 45 grams of calcium chloride react with excess silver nitrate?

20. Physics

In the process of fluorescence, an atom ab- sorbs a photon of ultraviolet light and emits two or more photons of visible light. Is the reverse process possible? (That is, is it possible for an atom to absorb a photon of visible light and emit photons of

21. math

rate in simplest form 261 miles in 29 minutes

22. Physics

suppose the hammer has a mass of 7.26kg, the wire is 1.00m long, and the force keeping the hammer moving in a circle is 7.43 x 10^3N. what will the hammer's speed be when the thrower releases the wire?

23. chemistry

Chloroacetic acid has a relatively large equilibrium constant, so at low acid concentrations it is necessary to use the quadratic equation in order to calculate the concentrations of the aqueous species. Ka for ClCH2COOH is 1.4 ´ 10-3. For the problems

24. Art

I have a project and in my instructions it states: * Have a broad area of art selected for your project, for example, architecture, sculpture, film, video art, installation art, performance art, painting, drawing, photography, or Internet art. * Within

25. Physics

Four charges are located at the corners of a square as shown below. Calculate the magnitude and direction of the net force on charge -3Q and charge 4Q. (sorry don't have picture, but it is of a square with corners -Q, 2Q, -3Q, and 4Q clockwise). I don't

26. Chemistry

0.10 M solution of a weak monoprotic acid has a hydronium-ion concentration of 5.0 * 10^-4 M. What is the equilibrium constant, Ka, for this acid? a. 5.0 *10^-2 b. 5.0 * 10^-3 c. 2.5 * 10^-4 d. 2.5 * 10^-5 e. 2.5 * 10^-6 2. (Points: 1) What is the

27. physics - magnetism

A simple generator has a 780-loop square coil 21.0 cm on a side. How fast must it turn in a 0.650 T field to produce a 150 V peak output? I got 6.71 rev/s but that is wrong

28. math

susan has red, blue, green, and yellow sweaters, joanne has green, red, purple, and white sweaters, diane's sweaters are red, blue, purple, and mauve, each girl ahs only one sweater of each color and will pick a sweater to wear at random what is the

29. Chemistry

A 0.10 M solution of a weak monoprotic acid has a hydronium-ion concentration of 5.0 ´ 10-4 M. What is the equilibrium constant, Ka, for this acid? a. 5.0 ´ 10-2 b. 5.0 ´ 10-3 c. 2.5 ´ 10-4 d. 2.5 ´ 10-5 e. 2.5 ´ 10-6 2. (Points: 1) What is the

30. math

square root of negative numbers?

31. Skills for the effective teachers aide

Once again, I have most answered. Want to double check those and I have a few that I need help on. 1)What is active listening? A)interrupting the speaker with questions? B)listening attenintively and asking clarifying questions? MY ANSWER C)listening

32. chemistry

how many groups (families) are there n the periodic table how many elements are in your periodic table what is the basic theme of organization in the periodic table

33. math

Robert's acct p \$98.50 has been delinquent for three months. Office procedures charge a 2% service charge after 90 days componded monthly and is added to future bills. What will be the amount owed after nine months? I did \$98.50 x 2% = \$1.97 \$1.97 x

A diver on a platform 40 feet in height jumps upward with an initial velocity of 5 feet per sec. His height in h feet after t seconds is given by the function h=-16t^2+5t+50. What is his maximum height? How long will it take him to reach the surface of the

35. chemistry

Which one of the following mixtures is suitable for making buffers? 1 H3PO4 and NaH2PO4 2 Na2CO3 and NaHCO3 3 NH4Cl and NH3 a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1, 2, and 3

36. Nouns

In 1999, John went to Disney world for vacation. In this phrase the nouns would be "john" and "Disney world". But would vacation be considered a noun to??

37. Chemistry

When all the following solutes act as acids, the one with the weakest conjugate base is a. H2SO3. b. H2CO3. c. HClO4. d. HClO. e. HF. 4. (Points: 1) A sample of ammonia (Kb = 1.8 * 10^-5) is titrated with 0.1 M H2SO4. At the equivalence point, the pH is

Which equation describes the relationship between the rates at which Cl2 and F2 are consumed in the following reaction? a)-d(Cl2)/dt = -d(F2)/dt b)-d(Cl2)/dt = 2[-d(F2)/dt] c)3[-d(Cl2)/dt] = -d(F2)/dt d)2[-d(Cl2)/dt] = -d(F2)/dt e)-d(Cl2)/dt = 3[-d(F2)/dt]

39. math

A company sells model cars, trucks, planes, and boats. Before shipping 18,000 of each product a sample of each is tested. Predict how many of each model are defective given the following results. of 750 cars, 25 are flawed_________________ of 800 trucks, 4

40. binomial expansion

how do you expand the following as a series of ascending powers of x upto x^2 using binomial expansion for this function (1+x)^2(1-5x)^14

41. statistics

Perform a two-tailed hypothesis test on the intrinsic variable AND a two-tailed hypothesis test on the extrinsic variable's data using a .05 significance level. Begin by creating a null and an alternate statement. Use Microsoft Excel to process your data.

42. english

keep high aspirations moderate expectations and small needs. whats does this means

43. Grammar

Tony liked that car at the dealership. The verb in this phrase would be "liked" right becuase is the action that Tony is shownig?

44. calculus

determine the seating capacity of an auditorium with 46 rows if there are 18 seats in the first row, 21 in the second, and 24 in the third and so on

45. chemistry

what you would do to prepare 100.0g of a 3.5% solution of ammonium sulfate in water

46. Math

If the pattern of the first letters of MATHMATHMATH……continues to the right, the 1989th letter would be?

47. Taxes

Omar acquires used 7-year personal property for \$100,000 to use in his business in February 2008. Omar does not elect 179 expensing, but does take the maximum recovery dedcution. As a result, Omar will have a positive AMT adjustment in 2008 of what amount?

48. Criminal justice system 250

Why is it important for a security professional to know specifics about the particular target environment to which they are assigned? How can experienced security professionals prepare themselves for challenges and opportunities they have never encountered

49. Chemistry

Which of the following can we predict from an equilibrium constant for a reaction? 1 The extent of a reaction 2 Whether the reaction is fast or slow 3 Whether a reaction is exothermic or endothermic a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1 and 3

50. Algebra

43. For every real number x, y, and z, the statement (x-y)z = xz - yz is ________ true a. always b. sometimes c. never No idea.. 45. True or False: All equations give only one number as an output for every input number. False? 46. In which quadrant or on

51. chem

Ammonium carbonate (solid) decomposes when heated to produce three gaseous products - ammonia, water, and carbon dioxide. 1. Write the balanced equation for the reaction. 2. Suppose that ammonium carbonate is heated to 500 K in a sealed vessel. At

52. Finance

Ezzel Corporation issued perpetual preferred stock with a 10% annual dividend. The stock currently yields 8% and its par value id \$1000. What is the stock's value?

I want some help writing about an imaginary trip to the moon, what i heard and touched

54. language

thank you Ms. Sue, my new sentence is Leanna, vacuumed the living room and dusted the knicknaks on the piano. Please diagram the adjective modifiers. Thank you.

55. Algebra

Tara’s website, Garden Edibles, specializes in the sale of herbs and flowers for colorful meals and garnishes. Tara sells packets of nasturtium seeds for \$0.95 each and packets of Johnny-jumpup seeds for \$1.43 each. She decides to offer a 16-packet

56. Physics

Please Help! In our everyday environment, diffraction is much more evident for sound waves than for light waves. Why is this true?

57. Short Story

I have to write a short story, which I've been attempting, and for now, I just want to know if the story is good. Characters: Orson Thompson: character is 47 years old, 5ft 6' tall, with pale green eyes and strawberry blonde hair. He is humble and reliable

58. math

An advertisement states that 8 thermometers cost \$12.42 minus a 3% discount. Dr wants to order a dozen to take advantage of the savings, sales tax is 5% What would the cost be? I divided 8 into \$12.42 with \$1.55 per thermometer. \$1.55 x 12 thermometer =

59. gat

a block of metal has the dimensions of 2cm, 2cm,and 1cm. the block has a mas of 400g.what is the density

What is the key words of the Vowel Pair and the Vowel Digraph?

61. algebra

I have one more step in my question. I have to Find the value of 10^-2.4 by putting this value in a calculator. I do not have a calculator to do this, can anyone help me out?

62. Chemistry

Which of the following can we predict from an equilibrium constant for a reaction? 1 The extent of a reaction 2 Whether the reaction is fast or slow 3 Whether a reaction is exothermic or endothermic a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1 and 3

64. Math

Six pipes each having a radius of 0.5 feet are stacked in a triangular pile with three pipes on the ground tangent to each other, two in the next row and one on top. What is the height of the pile. Express you answer in simplest radical form

65. math

Dr needs 500 needles priced at 2.60 per hundred. If he pays within 10 days, she receives a 2% discount, sales tax 5.5%. What amount would you pay with the discount? My math 2.60 x 500 needles = \$13.00 \$13.00 x 5.5% = 72cents 13.00 + .72 = \$13.72 \$13.72 -

66. economics

what source of economic groth is reflected in the economy by an increase in productivity without an increase in productivity in land, labor, or capital?

67. Vectors

the vector a-5b and a-b are perpendiculat. If vector a and b are unit vectors, then determine axb

68. Science

What are some examples of solutions and suspensions in our everyday life?

69. Math

21. Find the square root ±√121 Is it 11? 28. Use the distributive property to simplify x(4x^2+x+4) 38. 4/5 + 2/10 Is it 3/5 ?

70. algebra

one clerk can stuff every 30 seconds the 2nd clerk i every 40 seconds. how long will it take them to stuff 140 envelopes

71. alegebra

4m^+20m+25= 4(m+20m+25) over the 4 is two square could you check this problem

72. reimbursement methodologies

Can someone please double check my answers. Any feedback would be greatly appreciated..Thanks 1. By creating a committee on social welfare, the American Association of Labor Legislation helped to A. decrease public hospital costs. B. implement fee

73. psychology

Why is it important to understand the history of abnormal psychology?

74. algebra

find sales tax in your area --(6%). using tax rate, write a linear equation representing the total with tax for a purchase of x dollars. Using this equation to dtermine what the pretax cost of the item is if the total cost is \$10.

75. U.S. and Global Economics

(This homework question was removed due to a copyright claim submitted by K12 Inc.)

76. Chemistry

Hi I need help with finding the Reduction Half reaction and Oxidation Half Reaction for this: copper(II) acetate reacts with water Cu(C2H3O2)2 . H20 --> Cu^(2+) (aq) + 2(C2H3O2)^(1-)

77. physics

Why can’t you take a photograph of your image in a plane mirror and focus the camera on both your image and on the mirror frame?

78. algebra 1

alright i have a few questions if its ok..? Simplify: 1. -2√(96a^5) 2.√(x+6)^7 3.√18a^5b * √12ab^3 4.√7/8 5. 2√10/6√50 6.1/3√27+27√1/3 7.Solve: √(2x-7) + 3=8 Thanks so much! really appreciate it!

79. Math

Point X is on side BC of rectangle ABCD. If AX = 5 units, XD = 12 units, and AD = 13 units, find the area of ABCD.

80. Geometry

use 3.14. How much foil is required to cover a rectangular box that is 4in by 8in by 5in?

81. physics

I recently did an experiment where I measured pressure at a few heights. The question I cam having trouble with is how to find the density of the air between the top and bottom. The difference in pressure from the top to bottom is 52.6 torr (692.5 to

82. Geography

elderly - Health care[hospitals] -recreation[clubs,parties,bingo] -home care -transportation -55 pluss including services -funeral services -elavators\hrdralic chair lift -basic services -food -handicap parking -discounts -lisence to drive this is my

83. math

a 7 digit phone number has a 3 digit prefix followed by 4 digits.how many different phone numbers are possible??

84. chemistry

The solubility of MnS was found to be 0.000963 g per 700 mL of water. Calculate the solubility product constant (Ksp) for MnS. MnS (s)=Mn2+ (aq) + S2- (aq)

85. chemistry

Using data in table below and S °(CaSO4·H2O(s))= 194.0 J·mol-1·K-1, calculate ÄfS° for CaSO4·H2O(s) in J·mol-1·K-1. CompoundS °, J·mol-1·K-1 C(s) 5.69 H2(g) 130.6 N2(g) 191.5 O2(g) 205.0 Na(s) 51.0 Cl2(g) 223.0 Ca(s) 154.8 S(s) 31.8 somebody

86. E.L.A.

My teachers aren't allowing to get their website where they post out homework through school? Can you tell me how to get in?

87. calculus I integral

Is this correct? Evaluate 2x∫1 3t(t^2 + 1)^2 dt u= t^2 + 1 du= 2t dt 1/2du=tdt 2x∫1 3u^2 1/2du 3/2 2x∫1 1/3u^3 + c 3/2 [1/3 u^3] 3/2(1/3(2x)^3) - 3/2(1/3(1)^3) Answer= 4x - 1/2

88. algebra

when you are given two equations which are both true,and you are asked to solve for both x and y.you plan to solve this set of equations by substituting part of one equation into the other so you end up with an equation that contains only x's or only y's

89. Anatomy and Physiology

1. Once the synaptic vesticles have fused with the membrane of the axon terminal acetylcholine ______ and calcium ions _____ the synaptic cleft. 2. Binding sites are exposed by the ____ that brings about the release of___. 3. Depolarization of the motor

90. Social Studies

I am writing a speech because I am running for student council vice president. The speech is pretty good but I think it needs some humor. Do you have any suggestions? p.s. The voters are in elementary school.

91. Physics

what is magnitude of the centripetal if the tangential speed of the car is 2.0m/s and the radius of the wheel is 83m

92. health information

how does the national committee for quality assurance use health plan employer data and the information set data? be sure to explain how the information that's collected is used and by whom?

93. biology

Pick one of the multiple choice that best matches the answer. For grasshoppers and locusts to be in the same family they must also be in the same a. order b. group c. genus d. species two members of the same ___ would be most clostly related. a. order b.

94. Philosophy

Which of the following ideas is important in virtue ethics? a) community b) duty c) natural human inclinations d) pleasure is it a???

95. Y

what is an arrangement of quantities whose positions are based upon the natural numbers

96. language arts

What kind of poem is "Solitude" by Ella Wheeler Wilcox? (lyric, ode, haiku, etc.)

97. Science

what is the relative location of the marine biome, specifically the ice cap biome?

98. English

For the book, To Kill a Mockingbird by Harper Lee does the Radley place have curtains or shutters?

how does annie dillard expreses her analysis for "transfiguration"?what is she mostly talking about?

100. Contemp. World History

I have to write a paper tonight answering the question: What is the greatest threat to US supremacy today? Its a opinion paper but I need some media sources to back up my argument. I am having a hard time brainstorming ideas and i feel stuck. Any

101. Geography

What geographic features might create differences in France's and Germany's economies?

102. Calculus

How do I evaluate 2x∫1 3t(t^2 + 1)^2 dt?

103. chemistry ;)

what are the bond angles and extraction and purification of cinnamaldehyde

104. Finance

Why do you think the goals of cash management would be different depending on the size of a company?

105. algebra

together, jareds age and his daughters age total 100. but jareds grandfather is 70 years older than him. how old is jareds grandfather?

106. algebra

Review examples 2, 3, and 4 in section 8.4 of the text. How does the author determine what the first equation should be? What about the second equation? How are these examples similar? How are they different? Find a problem in the text that is similar to

107. math

area of a 7cm. by 7cm. complex figure

108. English: To Kill a Mockingbird

In the book To Kill a Mockingbird by Harper Lee, does the back windows of the Radley's place have shutters or curtains? Another question: In the book on page 71 it says that Jem opened the gate, ran through collards. Did they run through the collards to

109. HCA 210

In a few weeks I have a final paper due. I need to develop a proposal that describes a new health care system using the current U.S. health care system's strengths, weaknesses, and challenges. Do you have any suggestions for a new system?

110. science

a girl on stilts weighing 600N applying twice as much force as to boys weighing 600N each sitting down

4x + 10 = 22

112. Biology

How do you find the genotype on a pedigree chart for a male or female with lung disease?

113. Math

Find 3 coordinates on the circle when the center of the circle is (4, -3) and the radius is 5 Help me!!! Thank you :)

114. math

two circles have circumference of 10p cm and 12p cm. what is the difference in their radii

115. geography

elderly on my poster can i put like this... facilities: - Health care[hospitals] - recreation[clubs,parties,bingo] -home care -transportation -55 pluss including services -funeral services -elavators\hrdralic chair lift -basic services -food -handicap

116. math

Please explain how to get the answer. At the animal shelter, 1/3 of the animals are dogs, 2/12 are cats, and 19 are other animals. How many animals are at the shelter? I said 1/3x + 2/12x + 19 = 4/12x + 2/12x = 19= 6/12x = 19 1/2x = 19 x =

117. Nouns

Would "spouse" be considered a noun or depends on how it's used??

118. algebra 2

3b^2+15b/2b^3-50b

119. chemistry

Using data in table below and S °(CaSO4·H2O(s))= 194.0 J·mol-1·K-1, calculate Delta fS° for CaSO4·H2O(s) in J·mol-1·K-1. CompoundS °, J·mol-1·K-1 C(s) 5.69 H2(g) 130.6 N2(g) 191.5 O2(g) 205.0 Na(s) 51.0 Cl2(g) 223.0 Ca(s) 154.8 S(s) 31.8

120. us history

Explain the pragmatic, political measures Eisenhower used to manage the economy.

121. Social Studies

were american diplomats held hostage in the 1980s

122. Geography

i have a project it is on urban planning Committee. so i got Elderly . so i have to present my ideas to my classmates and to teacher. iam starting my presentation like this .... my name is anu and my projct is on Elderly . Elderly people will have helth

123. math

What is the linear function for the relation between the number of participants and cost if the cost for 20 students is \$600 and \$1,000 for 100 students?

124. Punctuation

Is there an error in the following phrase that contains the word "boys"? ex. - Junior boys' basketball team

125. chem

what are the bond angles and extraction and purification of cinnamaldehyde

126. Geometry

I really need to know HOW to solve this. Please-don't even give me an answer, just instructions? Segment AB is a diameter of circle C. If A = (19, 3) and B = (37, 29), what are the coordinates of C?

127. math

2 person in a business. first pur \$100& gets \$120 and second puts \$80 and gets \$100. Who gains more and by what percentage?

128. Nouns

In heaven there are many mansions. Would "many" be considered a noun??

129. Finance

In 2008, Glenda had a \$97,000 loss on a passive activity. None of the loss is attributable to AMT adjustments or preferences. She has no other passive activities. Which of the following statements is correct? a. In 2008, Glenda can deduct \$97,000 for

130. Geometery

How would I calculate the perimeter of a hexagon (which can be divided into 6 congruent equilateral triangles) which is inside a circle with an area of 314^2 cm? Many thanks

131. human resource

2.What spiritual purpose do you think they serve for indigenous peoples

132. Help: geometry

The length of the longer leg of a 30°– 60°– 90° triangle with hypotenuse length 4 is _____ I do not understand how to figure this out.

133. Foundations of american education

How do educational philosophies and theories affect the statement of purposes and goals, curriculum, instruction, and values?

134. Math

I understand how to do these kind of problems except this one. Write the equation that has the given roots. Roots: 3 with multiplicity of 2, -5, 0 with multiplicity of 4. By the way I understood the help that I got earlier, but this problem seems to be

135. eNGLISH

I NEED HELP WITH THE A THESIS AND BODY PARA. FOR A PAPER ON COSMETIC SURGERY, THE DANGER OF COSMETIC SURGERY. PLEASE HELP

136. environmental science

Should humans strive to preserve a representative sample of all biomes or aquatic zones

137. statistic

Compute a simple price index for each of the four items. Use 2000 as the base period

138. geometry

how do u solve s=2(6x4)+[2(6)+2(4)]10

139. Algebra 2

how to simplify algebraic fractions?

140. english

writing the following sentences correctly. Diving as experts, the bottom of the ocean is a good place for seals to find food. Jogging along a woodland path, Andy spied a moose.

141. Math

Write the equation that has the given roots. Roots: 1 with multiplicity of 2 and -1 How do you figure it out?

142. ecology

the word habitat has a hidden organism in the word what is it

144. bio/chem

how do i make percent solutions w/v starting with pure NaCl and distill water. eg 100ml of a 1% NaCl solution

145. bsdf

Give examples of how humans have increased their food supply and what effects these methods have on the environment overall

146. English

Can you help me word this question, please? I don't want to sound too wordy!! Thank you very much. Could you possibly download the vocabulary activies on literature and the political election on the computer near the door in teacher's room in a folder

147. algebra

find the LCM of (7 4z), (49-16zsquared), and (7-4z)

148. psychology

interactionism what influence does culture have on personality did you observe a particular culture derived trait which one of the four positions of the nature of traits do you agree with most and why compare and contrast your position against one of the

149. algebra (math)

h^2-19h+78=0 solve for h

150. Nouns

"plan" is an adjective but when it is written with an "s" as in "plans" is it considered as a noun or no??

151. English

What is a reflection of a drawing? Do I write what the people in the drawing are feeling or thinking?

152. algebra

solve x-5/x*x-54 -7x+8/x*x-3x-54 +x-2-x*x+12x+36

153. english

What is the definition of respect

154. Organic Chemistry Lab

They are asking me to predict the boiling point at pressure of 30 torr. How would I do that? Thanks :D

155. algebra

a/3+a/3-1=a solve for a

156. English

I just wrote an essay about how annoying it is when people like to type online "l!k3 tH!\$", and I need some ideas on what to title it?

157. English

Thank you very much for all your corrections.I still have some queries. 1) Can you possibly e-mail me the vocabulary activities in (on) literature and the recent parliamentary election in the UK you prepared for the fourth class? If you can't, I beg you to

158. science

7.5 micrmeters will go into 7.5 millimeters how many times?