Wednesday
May 25, 2016

Posts by emily

Total # Posts: 2,777

Chemistry
1.) It took Beethoven (the composer, not the dog from that movie) 4.5 years to compose the Ninth Symphony (this may not be true, I made it up). How many decades did it take him? 3.) Michael bought a pumpkin that had a mass of 18,165 grams. What was the mass of the pumpkin in ...
September 21, 2015

, science,
T- the skeletal system consists of 206 bones H- Helps protects the body
September 21, 2015

Math
400,000
September 17, 2015

reading
What is the prefix,suffix,and root for neutral?The definition? My answer: Prefix-ne Suffix- no suffix Root- utral am i Definition-?? Not sure correct?
September 15, 2015

language arts
I am not sure about the prefix suffix and root of minute for the prefix i think it is min for suffix i think there is no suffix and root ute am i correct? Answer ASAP PLZ
September 15, 2015

Trig
The foot of a ladder is on level ground 1.5m from a wall. The ladder leans agents the wall. The angle formed by the ladder and the ground is 70 degrees. Calculate how high up the wall the ladder reaches.
September 15, 2015

Global History
If an unemployment is low in percentage, is that a good thing?
September 14, 2015

Global History
how do malaysia's natural resources, imports, and exports help make a strong economy?
September 14, 2015

ENGLISH!! HELP!!!HELP PLEASE!
HELP
September 12, 2015

ENGLISH!! HELP!!!
THE PROMPTS:TAKE A POSITION THAT DEFENDS OR CHALLENGES THE CLAIM THAT THE RECENT PROFUSION OF SURVEILLANCE TECHNOLOGIES CONSTITUTES A THREAT TO CIVIL LIBERTY. ___________________________________ The example Introduction is : George Orwell wrote "1984", a novel ...
September 12, 2015

ENGLISH
The PROMPT:TAKE A POSITION THAT DEFENDS OR CHALLENGES THE CLAIM THAT THE RECENT PROFUSION OF SURVEILLANCE TECHNOLOGIES CONSTITUTES A THREAT TO CIVIL LIBERTY.
September 12, 2015

ENGLISH
Formal essay topic sentence guidelines: 1.) Topic sen. must be debatable, or, at the very least, worthy of discussion. They should not present straight facts with which most people would readily agree, nor should they be general statements about life. 2.) Topic sen. should ...
September 12, 2015

health
so whats the answer then
September 10, 2015

Quick physics check
1. During a five minute period a caterpillar crawls in a straight line along the edge of a meter stick from the 18 cm mark to the 42 cm mark. The displacement of the caterpillar during this time is A. 18 cm B. 24 cm C. 42 cm D. 60cm Is it 24 cm? 2. During a five minute period ...
September 9, 2015

Physics
A rifle shoots a bullet upward from an initial height of 5m. After 3s, its height is 20m. What is the bullet's velocity at this time?
September 8, 2015

Spanish
Which pronoun correctly completes this question? Quiero mi plato. ¿ ____ lo pasas?
September 8, 2015

Algebra
Christina has three more quarters than dimes. The total value of the dimes and quarters is $13. How many quarters does she have?
August 18, 2015

Enthalpy Change Calculations
Find the heat of reaction (ΔH) for each of the following chemical reactions and note whether each reaction is exothermic or endothermic. 1. H2O(l) -> H2O(g) This is what I have so far: H2(g) + ½ O2(g) -> H2O(l) ΔH = -286.0 kJ/mol H2(g) + ½ O2(g...
August 5, 2015

Chemistry
In this reaction solid NaOH is added to approximately 100 mL of 0.500 mol/L HCl. Trial 1: 2.02 g of solid NaOH is added to 102.0 mL of the HCl solution. The temperature goes from 22.00°C to 32.0°C. Calculate the heat evolved in each trial (Q). I'm confused on how ...
August 4, 2015

Chemistry
In a constant-pressure calorimeter, 65.0 mL of 0.330 M Ba(OH)2 was added to 65.0 mL of 0.660 M HCl. The reaction caused the temperature of the solution to rise from 24.28 °C to 28.78 °C. If the solution has the same density and specific heat as water, what is ΔH ...
August 2, 2015

English Grammar - Clauses
The following sentence contains _____. We like him as much as them. an adjective clause a noun clause an elliptical clause no subordinate clause I think "as much as them" is an adverb clause but since it's not an option, I'd choose "no subordinate clause...
July 30, 2015

Math
idk
July 27, 2015

English Grammar - Function of an Infinitive
Thank you for your help, Ms.Sue! I'd like to know if there's a specific rule for infinitives that follow adjectives.
July 24, 2015

English Grammar - Function of an Infinitive
Hello, In the following sentence identify the function of the infinitive (phrase). Is it too expensive to travel to Europe? My list of answers contains: Adverb, subject, direct object, adjective, object of preposition, and predicate noun. Apparently, both predicate noun and ...
July 24, 2015

Physics
Find the gravitational force acting on the Sun by the Earth. Given: Mass of the Sun = 1.99 * 1030 kg Mass of the Earth = 5.98 * 1024 kg Radius of the Sun = 6.96 * 108 m Radius of the Earth = 6.37 * 106 m Distance between the Sun and the Earth = 1.50 * 1011 m G = 6.67 * 10–...
July 23, 2015

Geometry - Degrees, minutes, and seconds
Thank you Ms.Sue!
July 21, 2015

Geometry - Degrees, minutes, and seconds
Hello, 24° 59' 60" is equivalent to 25° I would like to know how to reach 25° I've seen examples that added 1 to every number but that confused me even more. Thank you for your help!
July 21, 2015

English grammar
Wow, that sounds complicated. Thank you for your help!
July 21, 2015

English grammar
In the following sentence identify the function of the infinitive (phrase). Is it too expensive to travel to Europe? My list of answers contains: Adverb, subject, direct object, adjective, object of preposition, and predicate noun. I chose predicate noun. Also, if an adjective...
July 21, 2015

Science Help Not sure
B.The person moved with an average speed of - 4 km/h and an average velocity of - 4 km/h.
July 4, 2015

psychology
The only research method that can determine whether a cause-effect relationship exists between two factors is called a(n) __________.
July 3, 2015

Physics
Would a feather have more air resistance than a lump of lead?
June 25, 2015

Physics
For centripetal acceleration, if the radius increases, does that mean the angle is decreasing?
June 24, 2015

Algebra 2
solve using substitution method: x=-5 y=2 z=0 x+3y-z=1 -4x-2y+5z=16 7x+10y+6z=-15
June 10, 2015

Math
5
June 6, 2015

physics
A crate sits on wooden horizontal surface (a wooden floor). The figure shows a top view of this looking down onto the crate (gravity would be acting into the page). Man one and man two apply forces F1 and F2, at angles of θ1 and θ2 respectively, with the goal of ...
June 3, 2015

Chemistry
When 1 mole of ethylene (C2H4) is burned at constant pressure, 1410 kJ of energy is released as heat. Calculate dH for a process in which 10.0 g of ethylene is burned at constant pressure.
May 26, 2015

Chemistry
When 1 mole of ethylene (C2H4) is burned at constant pressure, 1410 kJ of energy is released as heat. Calculate (delta) H for a process in which 10.0 of ethylene is burned at constant pressure
May 26, 2015

life orientation
Eevaluation of current protests
May 24, 2015

English
How do I use an apostrophe to write this is James book? James'?
May 13, 2015

Maths - Trigonometry
The eaves of a roof sloping at 23° overhand the walls, the edge of the roof being 75 cm from the top of the wall. The top of the wall is 5.4 meters above the ground. What is the height above the ground of the edge of the roof, to the nearest centimeter?
May 13, 2015

Math
Two ladders are the same distance from the base of a wall. The longer ladder is 15m long and makes an angle of 58 with the ground. if the shorter ladder is 12.6m long, what angle does it make with the ground?
May 13, 2015

Ton
If 2 dice are tossed 1000 times, predict the approximate number of times each sum below would occur in 1000 tosses. 2: 3 4 and so on until 12 HOW DO U DO THIS?!
May 12, 2015

English
What should be underlined or quoted in this sentence? The Dance of the Sugarplum Fairy is a melody in The Nutcracker Suite. The nutcracker suite underlined? What about famous dances?
May 12, 2015

chemistry
calculate the solubility in grams of KCL3(s) per 100 ml of water
May 10, 2015

chemistry
Higher to noise ratios can be achieved in FTIR spectra compared to spectra from dispersive IR instruments. How is such a useful feat achieved in FTIR
May 10, 2015

math
60
May 7, 2015

Science
Are these answers correct? 1. Which layer of the sun's atmosphere are you looking at when you look at an image of the sun? Photosphere**** Chromosphere Corona Prominence 2. Which of the following materials could have been found in the giant cloud that formed the solar ...
May 6, 2015

Chemistry
Carbon monoxide and hydrogen react according to the equation: CO(g) + 3H2(g) CH4(g) + H2O When 1.00 mol CO and 3.00 mol H2 are placed in a 1L flask at 1200K and allowed to come to equilibrium, the reaction mixture is found to contain 0.387 mol H2O. What is the molar ...
April 29, 2015

science
thank youu
April 29, 2015

science
The aquarium was sealed and placed at a bright corner. After two weeks, both the number of water plants and water snails increased. (a) Besides their gaseous needs, state one other way in which the water snail and the water plant are interdependent.
April 29, 2015

math
11.558
April 29, 2015

math
Find the surface area of the cylinder to the nearest whole number. The figure is not drawn to scale. 13 in on top, 14 in around/
April 29, 2015

chemistry
Calculate the approximate pH of a 0.1 M solution of ethanoic acid at 298 K, given that the dissociation constant, Ka, is 1.75 x 10-5 mol/L at 298 K.Ethanoic acid dissociates in aqueous solution as follows: CH3COOH(aq) + H2O H3O+(aq) + CH3COO-(aq)
April 28, 2015

math
how do I find the max number of 1.7 inch diameter spheres that can be stored in a cylindrical tank the tank has a radius of 2 inches and height of 4 inches there are 2 inches of water in the tank
April 26, 2015

physics
Through beta decay, 55Cr (Chromium‑55 –with mass 54.94080 u) emits an electron (0.00055 u) leaving a daughter nucleus of 55Mn (manganese‑55 with mass 54.93800 u). a) How many different particles to we get out of this reaction b) How much energy in MeV is ...
April 17, 2015

Statistics
how did you do them? do you have an equation or anything?
April 12, 2015

Statistics
I'm stuck on this homework question. If someone can just help get me started with the first one I'm sure I can do the rest. I'm just not sure how to begin. Thanks! 1. A production process produces 90% non-defective parts. A sample of 10 parts from the production ...
April 12, 2015

Combinations-Math
A group of 9 workers decides to send a delegation of 3 to their supervisor to dicusss their grievences. c.) If there are 4 women and 5 men in the group, how many delegations would include at least 1 women? iS THIS CORRECT: C(4,1)xC(5,1)+C(4,3)XC(5,0)=24
April 10, 2015

math
Is it Median??
April 9, 2015

Math
Thanks!!
April 9, 2015

Math
Is it B?
April 9, 2015

Math
Im still confused because I'm getting a decimal
April 9, 2015

Math
Im confused on how you are supposed to solve it Ms. Sue.
April 9, 2015

Math
Im confused on
April 9, 2015

Math
A company predicts that this years sales will be equivalent to 144% of last years sales. Which value represents 144%? A. 14.4 B. 1 11/25 C. 1.56 D. 14 4/5
April 9, 2015

Chemistry (Acid/Base)
Consider a solution made by mixing 100 mL of 2.0 M acetic acid (Ka= 1.8e-5) with 100 mL of 0.00020 M benzoic acid (Ka= 6.4e-5). How many moles of solid NaOH must be added to the solution so that half of the benzoic acid is protonated (i.e. such that [HA] = [A-] for benzoic acid)?
April 9, 2015

chemistry
What types of intermolecular forces allow CO2 to dissolve in water? Do CO2 and H20 have a relatively strong or weak attraction?
April 8, 2015

Math
Jill said that an angle is made of any two rays. Is she correct? Explain
April 8, 2015

Algebra
Glen created a mural on a rectangular sheet of paper with a width of √18 feet and a length of √24. A. Find the exact area of the mural, in simplified form. When Glen’s mural was unveiled, the school made a smaller version of the mural to advertise the event. ...
April 7, 2015

Chemistry
If you have 225 grams of Ca3(PO4)2, and 185g H3PO4; calculate which is the limiting reagent, which the XS reagent, and how much product you will produce from the limiting reagent (in grams) Ca(PO4)2 + 4H3PO4 = 3Ca(H2PO4)2
April 7, 2015

Chemistry
If you need to produce 355 grams of oxygen gas (O2) in the electrolysis reaction of water by an electric current. If the reaction is run at 125 degrees Celsius in a reactor volume 22500ml. What is the pressure of the produced oxygen in mm Hg?
April 7, 2015

Chemistry
If you have a 1255ml of a 10.55 M solution of HCl and you need to dilute the solution to 1.555 M solution; How much solvent must you add?
April 7, 2015

Chemistry
In a 25.8 liter vessel of nitrogen gas that is heated from 10 degrees Celsius to 110 degrees Celsius to reach a final pressure of 17450 mm Hg; how many grams of N2 do you have in the vessel?
April 7, 2015

Chemistry
What are the correct and accurate products for the following ion combination reaction? Then write the ionic form of the reaction and the net ionic form of the reaction. K2CO3 + CaCl2 ->
April 7, 2015

Chemistry
What are the correct and accurate products of the following neutralization reaction. Then write the ionic form of the equation and the net ionic form. KOH + H2SO4 ->
April 7, 2015

physics
When using a double slit with light of wavelength 504 nm, it is observed that the 4-th order maximum of the interference pattern occurs at the positions of the first minimum in the diffraction pattern. If the width of the slits is 0.24 mm, what is in mm the separation of the ...
April 6, 2015

Geometry
Does anyone know the answer???
April 3, 2015

Geometry
Please help!!!
April 3, 2015

Geometry
I meant paste the arrow!!
April 3, 2015

Geometry
AB (with an arrow over AB I can't past the arrow so yeah) passes through A(-3, 0) and B(-6, 5). What is the equation of the line that passes through the origin and is parallel to AB? (with an arrow over it again) a)5x – 3y = 0 b)-x + 3y = 0 c)-5x – 3y = 0 d)3x + ...
April 3, 2015

calculus
(1 pt) When air expands adiabatically (without gaining or losing heat), its pressure P and volume V are related by the equation PV1.4=C where C is a constant. Suppose that at a certain instant the volume is 390 cm3, and the pressure is 75 kPa (kPa = kiloPascals) and is ...
April 1, 2015

calculus
1 pt) Coroners estimate time of death using the rule of thumb that a body cools about 2 degrees F during the first hour after death and about 1 degree F for each additional hour. Assuming an air temperature of 68 degrees F and a living body temperature of 98.6 degrees F, the ...
April 1, 2015

Chemistry
A student generated oxygen gas by decomposing hydrogen peroxide (H2O2) according to the following equation: 2H2O2(aq) -> 2H2O(l) + O2(g) If the student started with 1.75 moles of hydrogen peroxide, how many moles of oxygen gas would be produced? Show your work. ((If you can...
April 1, 2015

algebra
I have to solve this problem do not understand Chang picked 36 Apples and kept 8 of them. He split the remaining apples among his sister and brother most write an algebraic expression on how many his sister and brother got.
March 31, 2015

Calculus
A small resort is situated on an island that lies exactly 5 miles from P, the nearest point to the island along a perfectly straight shoreline. 10 miles down the shoreline from P is the closest source of fresh water. If it costs 1.5 times as much money to lay pipe in the ...
March 30, 2015

calculus
Find the point on the line 2x+4y+7=0 which is closest to the point (4,−3).
March 30, 2015

calculus
A Norman window has the shape of a semicircle atop a rectangle so that the diameter of the semicircle is equal to the width of the rectangle. What is the area of the largest possible Norman window with a perimeter of 31 feet
March 30, 2015

Chemistry
What pressure is required to reduce 34 mL of a gas at standard conditions to 16 mL at a temperature of 20◦C
March 29, 2015

Calculus
The area of a circular oil slick is increasing at a constant rate of 2 square miles per day. How fast is the radius increasing when the area is 4(pi) square miles (approximately 12.57 square miles)? So far I have that the area increases at the rate of x+(2mi^2/d) but I don'...
March 29, 2015

Personal Finance
The global economy seems to be in a debt crisis. The National Debt (what we owe) of the United States is now over $18 Trillion dollars and growing every day. Our Gross Domestic Product (our income) is around $16 Trillion. That means our debt is more than our income. Does this ...
March 27, 2015

Math
Hi! I need help with these two questions. Thanks! :) 1.) Can we multiply the Matrix A (which is 3 x 4 matrix) by the other matrix, Matrix B (which is 3 x 4 matrix)? True Or False? 2.) When we multiply the 6 x 3 matrix by the 3 x 1 matrix, the final matrix would be in what ...
March 26, 2015

Physics
The heating element in a George foreman grill is plugged into a 120-V wall socket, and 1 C of charge passes through it every 0.09 s. What is its power output, and what is the electrical energy being converted into?
March 25, 2015

Physics
The heating element in a George foreman grill is plugged into a 120-V wall socket, and 1 C of charge passes through it every 0.09 s. What is its power output, and what is the electrical energy being converted into?
March 25, 2015

math
16.7
March 25, 2015

math - question stuck!
Thank You So much, I appreciate the help
March 25, 2015

math - question stuck!
Q. A farmers in Alberta often deliver wheat to grain elevators using grain truck, which are a type of dump truck. A farmer make two trips to a grain elevator. The grain elevator manager measures the combined mass of the farmer's truck and wheat in tonnes (t), and then ...
March 25, 2015

science
A bird flying west at 35m/s dives south at 35m/s. Did the bird’s velocity change, if so how?
March 24, 2015

MATH
Q. A farmers in Alberta often deliver wheat to grain elevators using grain truck, which are a type of dump truck. A farmer make two trips to a grain elevator. The grain elevator manager measures the combined mass of the farmer's truck and wheat in tonnes (t), and then ...
March 23, 2015

Statistics
I have a bunch of questions to work on with this specific scenario but I was hoping someone can just help me get started on the first one because I'm having trouble getting started and I'll do the rest on my own.Thanks for any help! In a southern state, it was revealed...
March 22, 2015

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