Thursday
August 21, 2014

Posts by Lisa


Total # Posts: 2,972

chemistry
What is the mass of water that can be heated from 39 C to 80 C by the combustion of 150 g of methane. CH4 + 2O2 => CO2 + 2H2O Delta H= -890kJ
November 15, 2009

Math
A quadrilateral -------- has two congruent sides? answer ---- always. Sometimes. Never
November 11, 2009

Math
if i have 5 blue ball,8red balls 15green balls and 2 black balls what is the probability that i pull the green ball
November 9, 2009

To Any French Worker
Okay, she just told me to post all of it on this post so wait up for more French Work.
November 4, 2009

To Any French Worker
I have posted sis Anna's French work on here, sorry she's busy right now, so she asked me to do it quickly.
November 4, 2009

To Any French Worker
Your fRench teacher has a collection of items that have been left in class. Tell whom they belong to. ex. le cahier/l'étudiante avec les cheveux blonds C'est le cahier de l'étudiante avec les cheveux blonds. les cassettes/le cousin de Paul Ce sont les...
November 4, 2009

algebra
I'm really glad you do, and you're welcome;)
November 4, 2009

algebra
4. 15x -10 =-9x+2 15x +9x = 2+10 24x = 12 x = 1/2
November 4, 2009

algebra
for # 3, you can use the distributive property. 2y+3=3(y+7) 2y+3 = 3y+21 subtract 2y from both sides of the equation 3 = y+21 now subtract 21 from both sides -18 =y
November 4, 2009

algebra
3. 2y+3 = 3(y+7) 2y+3 = 3y+21 -y = 18 y = -18 I have helped you on # 1 and 3, now I think you can manage doing 2 and 4.
November 4, 2009

algebra
1.2(3b-4)=8b-11 6b-8 = 8b-11 -2b = -3 b = 3/2
November 4, 2009

Math.
B = -2
November 4, 2009

Mathmatics
x = 3
November 4, 2009

Math.
ur welcome
November 4, 2009

Math.
q = -9
November 4, 2009

Algebra 2
3x = y+12 x = 8y+4
November 4, 2009

history
Yeah you're right. Naoplean invaded Russia in order to complete his mastery of Europe . He already had virtually defeated all the other nation states in Europe. Russia was the only one remaining.
November 4, 2009

child
During which phase of purchasing for your preschool program would you most likely purchase child-sized chairs and tables for the eating area? A. The start-up phase B. The supplemental phase C. The follow-up phase D. The replacement phase answer is a
November 3, 2009

college
what are the fallacies if any are in this argument in the border on our backs by roberto rodriguez?explain the nature of the fallacy or fallacies?
November 3, 2009

Computer Science-Java
Hi, I am writing an application class for a Lunar Calendar I created in a service class and I have to make sure it is able to detect that the year entered is not in the range of values(I have done this in the service class using a switch statement) and be able to detect if the...
November 3, 2009

Mnagerial Economics
hoiw can variable inputs affect business
November 3, 2009

physics
who cares
November 2, 2009

social studies
Is Yampa a river, lake, or a mountain?
November 2, 2009

Computer Sciene-java
Thanks for the help. I have another question: We have to open and read a file until the sentinel value of "xxx" appears. Also, we have to count the lines read not including the line with the sentinel value. This is the file: A gentle breeze rustling the dry ...
November 1, 2009

Computer Sciene-java
Write a loop that will continuously prompt the user for integers to sum, -1 to exit. Sum these values and display the sum to the console. Here is what I have so far, but I feel like I am missing something: public class Sum1 { public static void main (String [] args) { Scanner ...
November 1, 2009

Chemistry
the formaula for the compound formed between aluminum ions and phosphate ions is??? a. Al3(PO4)3 b. AlPO4 c. Al(PO4)3 d. Al2(PO4)3 e. AlP
November 1, 2009

chemistry
One afternoon, a graduate student set up a silica gel column to chromatograph a mixture of two colourless products whose Rf values were quite close. Suddenly, he realized that he had tickets to the Leafs game that night. He turned the stopcock to stop collecting eluent, put a ...
November 1, 2009

child
During which phase of purchasing for your preschool program would you most likely purchase child-sized chairs and tables for the eating area? A. The start-up phase B. The supplemental phase C. The follow-up phase D. The replacement phase
November 1, 2009

child
The major purpose of providing storage for outdoor equipment is to A. teach children to store equipment properly. B. lengthen its life. C. avoid having to insure it. D. fulfill licensing require
November 1, 2009

childcare
10. Preventive maintenance means A. purchasing equipment that will require the least amount of maintenance. B. regularly inspecting and repairing or replacing equipment. C. developing rules to prevent children from damaging equipment. D. hiring experienced staff to operate ...
November 1, 2009

International Business
Could you also provide your home country and an email for my project? The professor has requested we include them. Thank you.
October 28, 2009

International Business
For my IB project, I need five people who live outside the United States to answer three questions about business in their country. The questions are: 1) What do you think is the most difficult challenge for U.S. businesses that want to do business in your country? 2) What one...
October 28, 2009

algebra
x = -1
October 27, 2009

Computer Science - Java
Hi, For an assignment I am doing, we have to have 2 service classes and one application class. One service class is already written (i.e. DiceGame1) and I am writing another one (i.e. Player) that is supposed to use the previous service class an instance variable. I was just ...
October 26, 2009

math
x=16
October 25, 2009

hca 240
That teaches you a lesson to pay attention throughout class, now wait patiently for help.
October 25, 2009

Chemistry
Pure water is neutral because it doesn't contain any contamonation just like ions like impure water contains some ions like chloride sulphates, etc.
October 25, 2009

Grammar and Composition
The man interposed the boulder between the two roads.
October 25, 2009

Grammar and Composition
you're welcome
October 25, 2009

Grammar and Composition
you could just write this as a simple sentence for Pittance, I earned my pittance by shoveling snow for the neighbors.
October 25, 2009

Grammar and Composition
I guess it's alright, but I rarely use the word pittance. I would change that sentence to this: The family only had a meagre amount of money left.
October 25, 2009

math
5^6-2= 15625
October 25, 2009

Anatomy
Is the Linea ALba a muscle? I know it's a band of connective tissue. Do this classify it as a muscle? thank you
October 25, 2009

medical coding and billing
differentiate between the official coding guidelines for using v codes in an inpatient and outpatient settings
October 24, 2009

biology
Name an adaptation of acoelomate or pseudoceelomates explain how it developed and why. discuss the role DNA played in the development of this trait
October 22, 2009

Chem.
Relative abundance is comparison between the species. Percent abundance is comparing to the total.
October 22, 2009

English
I were
October 21, 2009

3rd grade english
stanza-2 syllables retina-3 syllables mascara-3 syllables hyperopia-5 syllables cornea-3 syllables
October 21, 2009

Grade 8 Science
scroll all the way down to Grade 8 Science help needed on this page.
October 21, 2009

Civics
The duties of a criminal juror are simalar to the ones of a social juror. Both are required to pay attention in court, listen to all the proof presented and make a decision at the end of the trial based upon the proof presented and the law, as instructed by the judge. In most ...
October 21, 2009

college
what are the nutrition needs of both a man and a woman throughout the various stages of life
October 21, 2009

guess and check
there are 42 question on lindas test. sum of the questions are 2 point and sum were 3 points. she got a perfect score
October 19, 2009

Algebra
3.8y-4.7=3.8y+17.5
October 19, 2009

PSY210 APPENDIX G
According to Sternberg, a person can experience eight general types of love. In the following table, a type of love as identified by Sternberg is in the left column. In the center column, write the combination of components that type of love demonstrates (intimacy, passion, or...
October 19, 2009

science
If waste products of an aquatic single celled organism were released by the organism into the pond, how would that affect the organism’s ability to obtain oxygen from the pond water? i guess what i am really asking is does the presence of other moleculs (the waste ...
October 18, 2009

chemistry
The element rhenium (Re) has two naturally occurring isotopes, 185Re and 187Re, with an average atomic mass of 186.207 amu. Rhenium is 62.60% 187Re, and the atomic mass of 187Re is 186.956 amu. Calculate the mass of 185Re. (Give your answer to 3 decimal places.)
October 18, 2009

French
I want to learn a few french words. I need help= Thank you= you are the best= Call me= maybe later= Sound them out as well.
October 17, 2009

Physics
In a pulley system, can the force of friction equal the tension in the rope? Let's say there is a mass on a table connected to a pulley system (placed at the corner of the table), while the other mass hangs from the table ... can the force of friction equal the tension? ...
October 17, 2009

2nd grade
how can I make the number 40 in two parts.
October 17, 2009

PHYSICS
the answer is v1 = 2*45*cos(30) = 77.9 m/s
October 16, 2009

3rd grade-Science
How can decay caused by microorganisms be both helpful and harmful? I wrote it is helpful because if get rid of dead plants and animals. How would it be harmful?
October 15, 2009

Business
That employee could do planning. It could define goals,establish strategy, and develop subplans to coordinate activities. I am not sure but maybe that employee could also be organizing things. That employee could determine what needs to be done, how it will be done, and who is...
October 14, 2009

7th grade- Social Studies
Can you tell me if this is correct. Q. What positionn did Abraham Lincoln appoint Andrew Johnson in 1861 after the Civil War began? A. He was appointed to State Military Governor.
October 13, 2009

7th grade- Social Studies
I need help on these questions! Q.ow many brothers did Andrew Johnson have and what were their name(s)? A. I wrote Hugh and Robert but I am not sure if that is right. Q. What happened to the Johnson's home during the Civil War? A. I could not find the answer on this one. Q...
October 13, 2009

Computer Science Java
I have to write program for a dice game and use a boolean variable in the application class of the dice game that equals true when snake eyes, doubles, and box cars have been meet. I am having a little trouble doing that in my application class so I was wondering if somebody ...
October 13, 2009

chemistry
Based on position in the periodic table and electron configuration, arrange these elements in order of decreasing E_ i1
October 12, 2009

english
beneath is the 1st one and I think douma is the 2nd one
October 12, 2009

psy210
well the psychological theory would be humanistic.
October 11, 2009

Physics
The reaction force is the rock pulling up on earth, I am not sure though.
October 11, 2009

Creative Writing
just want to congratulate you, for the new arrival of your sister.
October 11, 2009

Physics
The force is parallel to the horizontal(ground) and is drawn as going into the plane of the inclined surface.
October 10, 2009

Physics
An object of mass M = 649 g is pushed at a constant speed up a frictionless inclined surface which forms an angle θ = 50o with the horizontal. What is the magnitude of the force that is exerted by the inclined surface on the object?
October 10, 2009

Physics
I guess the drawings didn't turn out the way i wanted them... The angle is between the net force of pulling the leg horizontally and the tension of the string.
October 10, 2009

Physics
_______________ | | | / / leg /_<--angle=60`______ \ \ \ \ | | | ----- m
October 10, 2009

Physics
_______________ | | | / / / \
October 10, 2009

Physics
Leg traction is applied to a patient's leg. If the physician requested a 32N force to be applied to the leg, and the angle is 60 degrees, what mass m must be used for the object hanging from the massless cable?
October 10, 2009

Physics
Thank you
October 10, 2009

Physics
An object of mass M = 1,114 g is free to move along a horizontal, frictionless surface. This object is further connected to a second object with a mass of m = 811 g by means of a massless string that extends around a massless, frictionless pulley. Find the tension of the ...
October 10, 2009

math
post that same question in the little jiskha box search, and you'll find what you need.
October 9, 2009

math
7/8
October 9, 2009

Help
I love this website, hip hip horray for jiskha:-)
October 9, 2009

Help
is tutorvista a free website
October 9, 2009

Math
not neccessarily
October 9, 2009

French
thanks, but I am unable to find a good french/english dictionary online.
October 9, 2009

French
oh can someone please translate this into french for me, thank you, Just give me some french words.
October 9, 2009

French
I am working on a paragraph and I need help on my introduction. Hi, I'm Lisa, and I love to play sports such as volleyball, and soccer. One sport I don't like is hockey, because I it doesn't really interest me.
October 9, 2009

grammer
“As I was rounding the bend,” Peter explained, “I failed to see the sign”.
October 8, 2009

math
you can also punch this on a calculator and you'll get the same result, which is 58.
October 8, 2009

math
this is a pretty good riddle post, you should post this on net riddle.
October 8, 2009

math
aflyerquacker, atleast thats what I think
October 8, 2009

geography
What is the world's largest map? Title and size? 6th grade question
October 1, 2009

MATH
HOW TO I DETERMINE THE GALLONS THAT WOULD BE IN A BOX?
October 1, 2009

math
14+12-6=20, where to put parenthesis to make the number sentence true? How?
October 1, 2009

math
20-5+3=12, where to put parenthesis to make the number sentence true?
October 1, 2009

MATH PATTERNS
THANK YOU MS.SUE
October 1, 2009

MATH PATTERNS
IS IT 122
October 1, 2009

MATH PATTERNS
USE THE RULE 1 LESS THAN 3 TIMES THE NUMBER TO MAKE A PATTERN START WITH 5 WHAT IS THE 4TH NUMBER IN THIS PATTERN?
October 1, 2009

Physics
A 21.6-kg box rests on a table. A 19.3-kg box is placed on top of the first box, as shown. Determine the total force in N that the boxes exert on the table. Calculate both F=m a for both masses and add them together? Assuming A=9.8
October 1, 2009

physics
A 21.6-kg box rests on a table. A 19.3-kg box is placed on top of the first box, as shown. Determine the total force in N that the boxes exert on the table. FIND f=ma for both and add them up? a=9.8 gravity rite?
October 1, 2009

physics
A cart travels a constant speed of 2.80 ± 0.01 m/s for a time of 8.80 ± 0.04 s What is uncertainty, &deltax, in the distance, ?
October 1, 2009

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