zee
Most popular questions and responses by zee
chemistry
Find the mass of AlCl3 that is produced when 10.0 grams of Al2O3 react with 25.0 g of HCl according to the following equation. Al2O3(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2O(aq) 65.4 g help me ASAP.PLIS..
asked on January 5, 2015 
Science ~ Astronomy
Which evidence provides support for the nebular theory: a) scientists have observed the formation of a distant solar system b) the nebular theory has been proven mathmatically c) astronomers have observed protoplanetary disks around distant newborn stars
asked on June 6, 2016 
Chemistry
The distance between Miami and Key Largo is 70 miles. If a mile is 5280 ft and an inch is 2.54 cm, Calculate this distance in Kilometers
asked on January 20, 2013 
chemistry
You weigh out an antacid tablet and determine the mass to be 1.1990 g. After taking a 0.2455 g sample of the antacid tablet, you dissolve it in 25.00 mL of a 0.1006 M solution of hydrochloric acid in a 250.0 mL Erlenmeyer flask. After heating the solution
asked on April 2, 2015 
Math
Th equation x^3  x^2  6 = 0 has one real root, denoted by a. Find by calculation the pair of consecutive integers between a lies.
asked on September 29, 2016 
Physics
Please Help. A 5 kg object is propelled from rest at time t=0 by a net force F that always acts in the same direction. The magnitude of F in newtons is given as a function of t in seconds by F= 0.5t. What is the speed of the object at t =4s?
asked on December 18, 2011 
science
How many calories will it take to raise the temperature of a 36 g gold chain from 20°C to 110°C?
asked on July 10, 2018 
Physics
A polevaulter just clears the bar at 4.42 m and falls back to the ground. The change in the vaulter's potential energy during the fall is 3800 J. What is his weight?
asked on July 26, 2015 
science
A reflecting spherical Christmas tree ornament has a diameter of 12 cm. A child looks at the ornament from a distance of 18cm. A ... image will form at ... from the ornament
asked on February 25, 2015 
Spanish202
Sra. Do these look correct? LOS MANDATOS AFIRMATIVOS. Forme mandatos afirmativos directos según el ejemplo: Ejemplo: BUSCARLO (tú) ® Búscalo TRADUCIR (Uds.) ® __________ traduciría PREGUNTARLE (Ud.) ® __________ preguntenles COMER (nosotros) ®
asked on January 21, 2019 
Maths
Solve the equation: sin^1 (4x^4+x^2) = 1/6 pi
asked on September 28, 2016 
US History
Why did America move to conservatism
asked on May 14, 2019 
chemistry
At STP, when 3.75 liters of oxygen reacts with excess glucose, what volume of carbon dioxide does it produce?
asked on February 16, 2012 
Calculus
An observer is 23m above the ground floor of a large hotel atrium looking at a glassenclosed elevator shaft that is 15m horizontally from the observer. The angle of elevation of the elevator is the angle of the observer's line of sight makes with the
asked on March 10, 2015 
calculus
A woman is attached to a bungee cord from a bridge that is 38m above a river. Her height in meters above the river t seconds after the jump is y(t)=19(1 + e^1xcos(t)) for t>0. What is her velocity at t=1 and t=4?
asked on February 21, 2015 
Mzamba C.H.S
What can I be If I do pure mathematics, english Home Language, Life sciences,Agricultural technology,Life Orientation and Isixhosa FAL
asked on August 19, 2015 
Calculus
An observer is 36m above the ground floor of a large hotel atrium looking at a glassenclosed elevator shaft that is 26m horizontally from the observer. The angle of elevation of the elevator is the angle of the observer's line of sight makes with the
asked on March 10, 2015 
english
Hi, I posted my essay earlier for punctuation, corrections, and I really need help correcting the following from the essay: I read the Quran everyday of my life to learn and get inspired from. The book had this amazing story about a Woman that was cured
asked on July 16, 2012 
math
Barstucks is making a new coffee blend. The company bought 50lbs. of Kona beans at $34.95 per lb. and plans to mix these beans with Columbian beans that sell for $7.99 per lb. wholesale. If Barstucks wants its cost of the blend to be $11.95 per lb., how
asked on April 20, 2011 
biology
Hi, I was wondering if I answered this question correctly #1Two kinds of celltransport are used in the process that forms ATP. Name the two types of transport and describe how they take place. Electron transport is not a form of cell transport. #1 I
asked on August 3, 2012 
Precal
Verify the identity: sin^(1/2)x*cosx  sin^(5/2)*cosx = cos^3x sq root sin x I honestly have no clue how to approach the sin^(5/2)*cosx part of the equation
asked on June 24, 2013 
statistics
Gallup News Service conducted a survey of 1,006 American adults aged 18 years or older, September 2427, 2007. The respondents were asked, “What, if anything, worries you most about your personal financial situation in he long term? ‘Of the 1,006
asked on October 29, 2011 
Chemistry
What are the other two independent other than concentration for reaction of hydrochloric acid with calcium carbonates. And what are thier control variable?
asked on September 16, 2016 
ICT (Programming)
Based on the table below, Based on the table below, using a CASE structure to display the type of designation when a specific code is entered. CODE TYPE OF DESIGNATION L LECTURER S SENIOR LECTURER D DEAN A ADMINISTRATION (other code) WRONG CODE ENTERED! 4.
asked on April 11, 2015 
grammar help
Hi, Please help me fix grammatical and any other mistakes in my writing. #1 So the story begin when a small aerobic prokaryote came in a large prokaryote the large prokaryote ingests it and it turns to a mitochondrion , then a small photosynthetic
asked on March 17, 2012 
math
if a radio tower send a signal with a 12mile radius. will a house that is 10 miles east and 5 miles north of the tower receive the signal i tried the problem, i drew a picture but im not sure of its right because i don't have a compass to make a good
asked on April 20, 2011 
Maths
Find the number of ways of forming an executive committee of 4 in a social club consisting of 15 members, if a particular man must be in the team
asked on December 11, 2016 
math
(a) Differentiate (x^2 + 1)^4 (b) Hence find a primitive of 8x(x^2 + 1)^3 .
asked on November 21, 2016 
ICT (Programming)
Design program logic that receives the letter grades for 4 subjects and then based on the grades, calculate the total grade point. The program should use IF statements to determine the grade point corresponding to the letter grade (as given in the table
asked on April 11, 2015 
physics
A skater with 60 kg mass pushes a skater of 80 kg with a 68 N force. What will be the magnitude and direction of force and acceleration of each skater?
asked on September 17, 2013 
physics
A skater with 60 kg mass pushes a skater of 80 kg with a 68 N force. What will be the magnitude and direction of force and acceleration of each skater?
asked on September 17, 2013 
maths
Use the Sandwich Theorem to obtain the limit of 2 Sin x / x when x is 0
asked on February 16, 2013 
english
Hi, I Proofread for wording errors and grammar, but I need help to see if my grammar is proper now. I personally respect every religion, and I love reading holy books. Holy books inspire many people. Holy books taught me many morals and stories on our
asked on June 30, 2012 
Life Or
3.1,1What according to the basic condition of employment Act applies with regard to the contravention that you ve identified?
asked on March 26, 2012 
Math
let x and y be real numbers. find the area enclosed by the graph of the following equation: abs(2x)+abs(2y)=1
asked on April 13, 2011 
Math
Signs in a department store read, "75% off original prices when you take an extra extra 50% off already reduced prices." By what percent were original prices reduced before today's sale?
asked on April 13, 2011 
History
Identify three reasons why Japan closed its doors to the outside world.
asked on July 26, 2009 
math
suppose x S f(t) dt= x^2  2x + 1. Find f(x). 1 S = integral and 1 = lower level, x = upper i don't understand what i'm supposed to find/what to do and i didn't make any typos.
asked on December 1, 2007 
math
factor x2+16x36 factors are 18, 2
asked on April 17, 2007 
Maths
dx/dt = (x+2) sin^2 2t, given x=0, t=0. Solve the differential equation and calculate value x when t= pie/4, giving your answer in 3 significant figures.
asked on October 2, 2016 
Math
A(1,4), B(3,8) and C(5,6) as vertices of triangle ABC afind the slope of the line through A parallel to BC bFind the slope of the altitude from c to ab
asked on January 19, 2015 
sjc coolege
A steel bar 10m long and 10cm ×2.5cm in section .It is subjected to an axial pull of 250KN. Determine the intensities of normal and tangential stresses on a plane.
asked on February 3, 2014 
English
How has francis ford coppola used film techinques to convey the italian mafia that existed in the 1900'!@#$%^&here i already started the essay, however, i am quite confused as to how to write it into exact essay format. i have already written all my ideas
asked on October 27, 2013 
maths
Given that 1  x2/6 smaller of same as x sin x / 2(1cos x) smaller or same as 1. Use the Sandwich Theorem to obtain the limit of x sin x / 1  cos x when x is 0
asked on February 16, 2013 
maths
Given that 1  x2/6 smaller of same as x sin x / 2(1cos x) smaller or same as 1. Use the Sandwich Theorem to obtain the limit of x sin x / 1  cos x when x is 0
asked on February 16, 2013 
science
Hi, I was wondering if I answered this question correctly #1Two kinds of celltransport are used in the process that forms ATP. Name the two types of transport and describe how they take place. Electron transport is not a form of cell transport. #1 I
asked on August 4, 2012 
English
Hi, I am writing an essay about "Disneyfication" of folktales, and I searched for quotes and resources but I didn't find any useful information. I really need help in finding quotes and resources about "Disneyfication" of folktales.
asked on July 18, 2012 
Com 155
How can you tell if a paragraph is a summary, synthesis, analysis, or evaluation
asked on October 21, 2011 
Math/science
describe the symmetries of a water molecule.
asked on April 13, 2011

science
Got it! Thanks
posted on July 10, 2018 
science
I got 99.792, then rounded to 99.8
posted on July 10, 2018 
science
137, I just multplied
posted on July 10, 2018 
science
Ok, I tried 0.0308 times the mass of 36g divided by 90C, I got .0516, is that correct? Not sure what to do? Thanks
posted on July 10, 2018 
science
My answer is 1.1088 because the specific heat capacity gold times the mass, is that the right answer. 0.0308 times the mass of 36 g
posted on July 10, 2018 
MOMETRIX TEAS 6 practice
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posted on May 2, 2018 
calculus
(0.63, 0.63)  final answer
posted on November 29, 2016 
Math PLZZ
That was totally wrong
posted on November 8, 2016 
Chemistry
This is about rate of reaction btw.
posted on September 16, 2016 
Geometry
127.3 90*90+90*90=16,200*16,200 Then you need to find the square root of 16,200, which would be 127.3
posted on August 4, 2016 
life orientation
Help joh
posted on May 17, 2016 
Educational tech1 question
The answer is A, both are covered by intellectual property protection.
posted on December 5, 2015 
Physical Science ASAP
true because oil can decrease the friction of any object
posted on December 3, 2015 
the inspection
need help don't know
posted on October 15, 2015 
calculus
t=0 initially
posted on February 21, 2015 
Maths literacy, accounting, economics and business studies
You can be a bookkeeper
posted on January 23, 2015 
biology
Hi, I was wondering if I answered this question correctly #1Two kinds of celltransport are used in the process that forms ATP. Name the two types of transport and describe how they take place. Electron transport is not a form of cell transport. #1 I
posted on August 4, 2012 
english
Thank you so much and thanx for the tip I'll try it on my next essay
posted on July 17, 2012 
grammar help
heres the question tell me what you would look for to tell whether a cell was prokaryotic or eukaryotic. Be specific.
posted on March 17, 2012 
grammar help
#2The first thing I would look for to tell whether a cell is a prokaryotic or a eukaryotic is the cell size. Eukaryotes are larger and more complexing than prokaryotic cells. The second thing I would look for is the nucleus if the cell has a nucleus it is
posted on March 17, 2012 
grammar help
So the story began when a small aerobic prokaryote came in a large prokaryote. The large prokaryote ingested it and it turned to a mitochondrion. A small photosynthetic prokaryote came the large prokaryote ingested it and it turned to a chloroplast. The
posted on March 17, 2012 
grammar help
#1 So the story began when a small aerobic prokaryote came in a large prokaryote. The large prokaryote ingests it and it turns to a mitochondrion. A small photosynthetic prokaryote comes the large prokaryote ingests it and it turned to a chloroplast. The
posted on March 17, 2012 
grammar help
#1 So the story begin when a small aerobic prokaryote came in a large prokaryote. The large prokaryote ingests it and it turns to a mitochondrion. A small photosynthetic prokaryote comes the large prokaryote ingests it and it turned to a chloroplast. The
posted on March 17, 2012 
physics
1.1m/s
posted on March 3, 2012 
trig
If there is anything about log, it is logarithmic So take the log of both sides, log 300 = log 8y Writing 300 as 3*100, log(3*100)=log 8y Using log(AB) = log A+log B, log 3+log100=log 8+log y Because log 100=2, log 3+2=log 8+log y Rearrange: log 8log
posted on April 20, 2011 
History
Fear of christianity, need for political unity and stability. They were afraid that local Chritains would help turn he country over to a foreign power, as had happened in the Philippines.
posted on July 26, 2009 
World History
Ok read it but there is no comparison of the 2 cultures.
posted on July 26, 2009