Friday
September 19, 2014

Search: physical chemistry PLEASE HELP!!!

Number of results: 91,666

science
Please check these! Physical or Chemical properties? 1. solubility = physical 2. melting point = physical 3. reacts with water to form a gas = physical
September 12, 2012 by Reed

chemistry
Using your knowledge of atoms describe reasons the paper's physical properties are different from the water's physical properties...Please Help
May 30, 2009 by Nick

science
Will you please check? Physical or chemical properties 1. bitter taste = physical taste 2. can neutralize a base= physical property 3. boiling point = physical property 4. reacts with a base to form water= physical 5. reacts with acid to form hydrogen = chemical property 6. ...
September 12, 2012 by Reed

chemistry
I want to make sure I am correct in classifying whether the following properties of hydrogen are chemical or physical. thanks 1. hydrogen will burN in in oxygen to form water. CHEMICAL 2. hydrogen does not support combustion. CHEMICAL 3.hydrogen is usually found combined with ...
April 8, 2014 by david

Intro to Physical Science
Define physical science Andrew: I went to www.dictionary.com and typed in physical science. The following is what it returned.I hope this helps. physical science  1. any of the natural sciences dealing with inanimate matter or with energy, as physics, chemistry, and ...
September 9, 2006 by andrew

physical chemistry
This question is about a lab called Heats of Ionic Reaction in my Physical Chemistry class. I need to know why there should be a large percentage error in deltaH4
March 4, 2013 by shelby

Chemistry
Are the following physical or chemical: a. dew is dried by the sun a dark cloth is faded by the sunlight c. grape juice is converted to wine d. soap is dissolved in water a.physical b.physical c.chemical d.chemical Physical changes are those in which the substance is not ...
September 9, 2006 by Joe

Physical Chemistry Help!
I am posting a link to the jpeg file of the physical chemistry homework i need help with, because everytime I try typing it out, I just get wierd symbols. If somebody could please help, that would be greatly appreciated! Thanks~ =) img.photobucket. com/ albums/v219/AzNxB3Ba/...
October 20, 2006 by Angela

Drug Abuse (URGENT)
What are some non physical effects of marijuana use? I've found lots of physical but I can't seem to find any non physical effects. Can someone help me please. Thanks very much.
October 12, 2009 by John

physical science
gimme a side of what physical science is. I know there's no shortcuts but it means alot of ev'rything I gotta know. Sho' me. I have little understanding of what you wrote. When one tries to communicate in non-standard English, the results are unpredictable. Here is a ...
September 3, 2005 by Henry

just wondering...
what is harder, chemistry or physics? because i've been struggling all year in chemistry and i'm taking physics next year... i have a solid a in alg.2 though... oh yeah, and i want to be a physical therapist. so if i'm not to good in chemistry can i still be a physical ...
May 29, 2008 by sfdsajflkd

Changes in Matter
Which of the following are examples of a physical change? a)change in physical state b)change in size or shape c)change in properties d)change in texture e)change in physical quantities f)change in substances Answer: a, b, and d Please correct me if I'm wrong, thanks
March 22, 2010 by Sara

chemistry
What is the role of energy in physical changes? Please and thank you!!!
November 7, 2006 by Christine

chemistry
How do you make a venn diagram of the 6 branches of chemistry? (Inorganic chemistry, organic chemistry, biochemistry, nuclear chemistry, physical chemistry, and analytical chemistry) like where would they go in the 3 circles
August 26, 2012 by jake

chemistry
Would Conducting electricity be considered a physical or chemical property of zinc i got physical but just want to make sure.
September 9, 2010 by Jack

language arts
Need to confirm if the verbs in the sentences are physical or mental actions: 1. However he won only 2 medals --Physical 2. Spitz also teamed with three other Americans in 3 relay races - Physical 3. In total, Spitz won s7 gold medals in a single Olympics---physical 4. That ...
March 17, 2014 by cee

chemistry
As the temperature of a gaseous substance is decreased at constant pressure, it will undergo a series of physical changes. Which is the correct sequence of physical states that will be encountered?
January 20, 2012 by erica

chemistry
ok so im learning about physical and chemical change and im just lost. like for instance, if u are cooking an egg would it be physical cuz it changs from a liquid to a solid?
October 7, 2008 by eao

Chemistry
C9H20 + 19/2O2 -> 9CO2 + 10H2O Please Can u find the physical states for this equation?
March 22, 2010 by Khin

7th Grade Science
what physical force can cause a change in the state of matter what is the difference between chemical and physical changes what occurs during Bose-Einstein condensation Please help me.
September 4, 2012 by completeidiot

physical chemistry
the aprroximate method to solve the shrodringer equation for hydrogen like atom? Please help, thank
June 4, 2011 by bun

Changes in Matter
Which of the following kitchen activities are physical changes, and which are chemical changes? a)cooking bacon-chemical b)making icing-physical c)baking a cake-chemical d)using oven cleaner-chemical e)making whipped cream-physical Please correct me if I'm wrong, thanks
March 22, 2010 by Sara

Physical Education
Please for five disadvantages and advantages of spectators and a list of organization responsible for physical education. Thank you
January 23, 2014 by Juanita

Physical Education
Please for the list of organisations responsible for physical education. Also advantages and disadvantages of spectators.
January 23, 2014 by Juanita

Chem Lab
Am I right? Classify the following properties of sodium metal as physical or chemical: •Silver metallic color—physical property •Turns gray in air—physical property •Melts at 98º C-melting point is physical property •Reacts explosively with chlorine gas—chemical property ...
April 23, 2010 by Help1001

chemistry
what are three chemical characteristics and ten physical characteristics so far for physical i have -color -taste -smell -size -luster -shape -texture is this what they are asking for?
January 7, 2009 by lyne

Physical Science
A=Vf - Vi divided by 29 seconds Can you please help me. This is 9th grade Physical Science homework.
September 13, 2011 by Katelyn

Law
Which discovery tool would be especially appropriate to use against a plaintiff claiming physical injuries that the defendant believes are being faked please check my answer thanks :) a request for physical examination
November 14, 2007 by Anonymous

geography
what is phyiscal region? What is a physical region? A physical region is an area that shares a similar type of landform or physical characteristic. In South Asia, we find three physical regions: The Himalaya Mountains The Indo-Gangetic Plain The Deccan Plateau Source: (Broken ...
November 26, 2006 by jj

Chemistry
is 2 physical? what's 3? I didn't quite get that right. It should be extensive and intensive properties. It is true that density is a physical property but I don't think that is 2. It is EITHER an intensive physical propery or an extensive physical property. Either intensive ...
February 1, 2007 by Bryan

teacher aides
8. Which of the following statements is true of joint physical custody? A. Joint physical custody isn't legal in most states. B. Joint physical custody is usually difficult for young children. C. Joint physical custody is usually preferred by the court. D. Joint physical ...
June 6, 2011 by sara

TEACHER AIDES
8. Which of the following statements is true of joint physical custody? A. Joint physical custody isn't legal in most states. B. Joint physical custody is usually difficult for young children. C. Joint physical custody is usually preferred by the court. D. Joint physical ...
June 6, 2011 by sara

Physical Science
The physical properties of ice are different from the physical properties of dry ice (frozen carbon dioxide). But the physical properties of gaseous water vapor and the physical properties of gaseous carbon dioxide are the same. Why? A.) The valence electrons are more tightly ...
October 17, 2011 by Anonymous

Chemistry
Is the following a physical or chemical separations: salt water --> water+ sodium chloride Do you change the composition of the water? Do you change the composition of the salt. I can't say which because you don't tell me how you separated them. For example, if I ...
September 9, 2006 by George

Psychology
Will you please give me an article discusses the effects of optimism on physical and psychological health.(you may need to find two articles in order to cover both the physical and the psychological areas).
July 9, 2008 by BaBa

integrated physics and chem
Element A and element B have bonded and formed compound AB. Which of the following statements is true? A. Compound AB has chemical and physical properties that are completely different from those of A and B. B. Compound AB has chemical and physical properties that are a blend ...
January 10, 2014 by Anonymous

Physical Edu
The principle of progressive overload is described by an improvement in physical fitness which requires a gradual increase in physical activity and working the body beyond accustomed levels. is it True
June 12, 2012 by Andy

Physical Education
I have to da a 10 page paper on Integration of health and physical education in curriculum. I need help finding 10 journal articles that are peer-reviewed, current trends and political background. Help please???
February 12, 2014 by LaTarial Williams

careers in mathematics and physical sciences
wt can i study with maths and physical sciences and life sciences besides engeenering thngs ?please help
February 23, 2014 by masaka cindy

Chemistry
How do the physical properties of nonmetals differ from the physical properties of metals?
November 13, 2007 by Lisa

chemistry
# Now look at the piece of paper. Using your knowledge of atoms from the Nuclear unit, * Describe two differences in the physical properties of water and the piece of paper. * Describe reasons the paper's physical properties are different from the water's physical properties.
February 20, 2010 by Anonymous

physical
Below i copied the assignment but, I only need help finding a peer reviewed article about the effects of optimism on physical help. Can someone PLEASE help me fast? Here is the assignment.... Find a peer reviewed article which discusses the effects of optimism on physical and ...
July 15, 2010 by QueenP

chemistry
what are some physical changes? tearing paper, pouring water from one container to another, breaking a stick. This are physical changes because the starting product and the ending product are the same.
January 25, 2007 by amanda

10th grade
i neeed help determining whether the following changes are chemical or physical and why. i have some guesses but i wanted to have them verified. thanks. =) 1) mixing chalk and vinegar: chem. b/c it bubbles 2) mixing starch and iodine: physical b/c the iodine dissoles and the ...
August 16, 2009 by anonymous

language arts -
Need to confirm if the verbs in the sentences are physical or mental actions: 1. Other Americans in the Olympics challenged their opponents, too. --physics 2. Wilma dazzled the crowds in the track & field competition. --physical 3. Al Oerter, an American discus thrower, ...
March 17, 2014 by cee

Physical Education
I just want to know what different branched there are in taking a major in physical education. I know you can go into teaching, athletic training, but I want to know if there are any other areas. Physical tharapy, Sports Medicine, Phisiology of astronauts
December 2, 2006 by Frank

physical fitness or sports
Name 10 career options in the fields of physial fitness or sport. I have come of with these: -physical trainer -player -coach -refree I need help. Can someone help me to come up with the other 6. And also please check if I am corect. Thanks for help!!!
January 19, 2009 by jess

health
hat is physical stress? A. A physical reaction of the body to various triggers B. A physical reaction of the mind to various triggers C. A physical reaction of the soul to various triggers D. A physical reaction to the heart to various triggers i think its a
February 7, 2013 by noah

Health info
please check my answer thanks :) Mr. Jones, angry at Dr. Bob , throws a punch at him but misses. Dr Bob sues for battery. why will Dr Bob lose? 1.There was no physical contact 2. Dr Bob was not harmed I picked #1 no physical contact
November 14, 2007 by Anonymous

9
What can health care providers do to help promote physical activity initiatives? A. Absolutely nothing, they do enough B. Advise patients on physical activity and how they can do it safely C. Advise patients on how to avoid physical activity D. Advise patients on physical ...
March 4, 2012 by desha

chemistry
Classify the following properties of ozones as physical or chemical: 1.bluish color 2.pungent odor 3.reactive towards oxygen 4.decomposes to oxygen on exposure to ultraviolet light 5.it is a gas Is this correct? 1.chemical 2.physical 3.chemical 4.chemical 5.phsical
February 20, 2008 by lizzie

Physical Education
The possibility "What if we designed a school that acknowledged the physical changes that these students are going through." Discuss what that possibility might look like in a physical education setting
January 25, 2009 by Sarah

Science ~CHECK MY WORK PLEASE~
Both carbon dioxide and water are pure substances. How are they similar to each other? A.) both substances have a set ratio of atoms that cannot be separated by physical means. B.) both substances have a set ratio of atoms that can be separated by physical means. C.) both ...
January 28, 2014 by Wendy

Chemistry
I need someone to check these True or False questions for me please: 3. Dissolving salt in water is a physical change- F 14. Burning newspaper is a physical change- F 19. The liter is a measure of volume- T 20. The amount of heat and temperature of a substance are the same- F ...
October 19, 2010 by mysterychicken

Health
What can health care providers do to help promote physical activity initiatives? A. Absolutely nothing, they do enough B. Advise patients on physical activity and how they can do it safely C. Advise patients on how to avoid physical activity D. Advise patients on physical ...
April 3, 2012 by Destini

Editing
Gordimer chooses to emphasise more so the physical, as opposed to emotional, invasion of the Immortality Act. Could someone please edit that sentence? It bothers me because it sounds awkward, especially the "physical, as opposed to emotional, invasion" part. Is there another ...
February 3, 2008 by Student

physical chemistry PLEASE HELP!!!
how do i calculate a ratio of oxidised to reduced cytochrome c Fe2+ to Fe3+ given E(mV) at 25 C and pH7 as 100 and absorbance at 550nm as 1.5 E is relative to standard hydrogen electrode i dont know how im supposed to calculate it from this data
February 17, 2010 by lucy

Changes in Matter
Which of the following everyday activities are physical changes, and which are chemical changes? a)salting ice on a driveway b)burning leaves c)mixing sand with soil d)composting cut vegetation e)using a glue gun a = physical b = chemical c = ? d = ? e = chemical Please ...
March 22, 2010 by Sara

Physical Chemistry
In my physical chemistry book, I'm reading about "Margules Equations": ln γA = ΒxB2 ln γB = ΒxA2 I don't understand where these equations come from. How is it known that there is a single constant Β that satisfies both relationships?
May 5, 2009 by Sean

world geography
Which of the following statements is most accurate? 1.The physical environment has no effect on human activities, but human activities may affect the physical environment. 2.The physical environment does not affect on human activities, and human activities do not affect the ...
October 22, 2008 by Alie

Chemistry - physical, chemical and nuclear process
A healthy human body maintains a temperature of about 37.00C. Explain how physical, chemical and nuclear processes all contribute, directly or indirectly, to keeping the human body at a constant temperature.
February 25, 2011 by Farah

Chemistry - physical, chemical and nuclear process
A healthy human body maintains a temperature of about 37.00C. Explain how physical, chemical and nuclear processes all contribute, directly or indirectly, to keeping the human body at a constant temperature.
February 27, 2011 by Farah

Chemistry
In polymer chemistry, it is often said that obtaining a polymer with certain desired physical properties is often more a problem of engineering than of chemistry. Why is this the case? bgfhftghgfgfnhgf
September 29, 2006 by Lindz

Chemistry
In polymer chemistry, it is often said that obtaining a polymer with certain desired physical properties is often more a problem of engineering than of chemistry. Why is this the case?
September 28, 2006 by Lindz

Chemistry
Can someone please help me with these: 3. Dissolving salt in water is a physical change- False? 'Place the letter of the item in Column II before its best match in Column I' Column 1: 41. Unit of volume 42. unit of mass 43. unit of temperature 44. unit of density 45. .01 of a ...
October 19, 2010 by mysterychicken

year 7 science
Chemical and physical changes. please could someone help me i need to say whether the following are chemical or physical changes and explain why. I`ve looked myself but i can`t find anything that helps. grateful for any help .thanks Frying an egg , burning paper , mixing a ...
April 29, 2008 by choccy

the exceptional child
physical disabilities affect young children's learning because: a.physical disabilities always affect thinking. b.cerebral palsy gets progressively worse. c. physical therapy takes time away from learning. d.their learning is primarily activity-based.
September 14, 2012 by Rashmi

World Geography URGENT!
What are the physical landmarks and the physical land features of Switzerland?
February 19, 2008 by Lisa

7th grade
Are the physical geography and the physical characterstics of a place the same thing.
April 4, 2009 by Brooke

physical
why should a institions have a physical activity requirements for all students?
February 1, 2011 by terrishea

physical science
What physical quantities are governed by the quantum numbers of an atomic electron?.
March 22, 2013 by Dee

Health
1.List a physical, mental and emotional, and social benefit of physical activity.
November 5, 2013 by Mary Lou

phisical
Which of the following statements is true concerning physical space in physical education
November 20, 2013 by Anonymous

Physical Science in Action
I need help with the scientific method for physical Science in Action and all I have so far is: Scientific methods in a circle and connecting circles with Scientific models , Experiments , observation and calculations and I have one circle left!! Please help ASAP
August 16, 2009 by Patsie

physical
name five benefits to health through physical trainning
January 23, 2008 by tina

science
What are two chemical and two physical properties of water? Please help me. Thank you. physical properties: boiling point, freezing point,density, color, electrical conductivity chemical properties: reactivity with sodium. Reactivity and decomposition with electrictiy.
June 10, 2007 by Jj

physical or mental verbs
She approved the proposed marriage==this would be a physical verb right
December 15, 2011 by Tasha

Physical sciences(chemistry)
Do not know it
May 23, 2011 by Tshephiso

Physical Science
A sample of copper can be drawn into thin wire. Is this chemical or physical property?
September 9, 2008 by Mari

physical
choose one quality which is important to your chosen activity technical physical personal special
August 15, 2013 by safi ali

physical
give a brief definition of the term physical education
May 12, 2010 by Anonymous

Physical Education
What is the difference between physical and motor fitness? Thank You
February 4, 2013 by Juanita

physical Sciencw
Explain how the study of physical science has a positive impact on every day life. Weater forecasting Predicting astronomical events Making better insecticides Making more fuel efficient engines Etc...... Thank you for using the Jiskha Homework Help Forum. I remember when I ...
December 27, 2006 by makeda

Changes in Matter
Which of the following geological changes are physical changes and which are chemical changes? a)formation of a limestone cave b)creation of a canyon by a river c)wearing of rocks by wave action d)destruction of lakes by acid rain e)heaving of the ground by ice formation a = ...
March 22, 2010 by Sara

Physical Science 9
when an electric current is passed through water 2 gasses are formed is this a chemical or physical change
March 16, 2014 by Steve

chemistry
As the temperature of a gaseous substance is decreased at constant pressure, it will undergo a series of physical changes. Which is the correct sequence of physical states that will be encountered? a.Liquid, solid, gas b.Gas, solid, liquid c.Solid, liquid, gas d.Gas, liquid, ...
January 20, 2012 by erica

physical sciene
Two 2.2 kg physical science textbooks on a bookshelf are 0.15 m apart. What is the magnitude of the gravitational attraction between the books?
February 14, 2013 by Brandy

chemistry
What are the physical properties of sucrose.
February 11, 2010 by Natalia

chemistry
what are the physical properties of sucrose?
February 11, 2010 by Natalia

Chemistry
What are the physical propertise of Air
January 17, 2013 by Emmy

Physical Science
The entire physical universe is called__________?
August 27, 2008 by Mickey

physical
what types of feedback can you have in Physical education and how do they help?
December 16, 2009 by sarah

chem
Does anyone know a website that will help me identify the physical properties of compounds, elements, and mixtures? For example, describe the physical characteristics of mercury (liquid).
February 27, 2009 by Jen

12
The new Physical Activity Guidelines for Americans allows a person to accumulate 150 minutes a week ________. A. By engaging in 30 minutes of physical activity for 5 days a week only B. By engaging in 50 minutes of physical activity for 3 days a week only C. By engaging in ...
March 4, 2012 by desha

physical chemistry
how can i get the critical temperature of CO2 given a set of data which consists of surface tension and density at different temperatures. The table looks like this: T(oC) density surface tension 0 0.927 4.50 20 0.772 1.16 I really need some help about this...please...
July 5, 2008 by kkk

Chemistry
Is crystallization a chemical or physical change?
November 14, 2010 by Lucy X

Chemistry
what is a common physical property of ester?
December 4, 2010 by Vivian

chemistry
is resistant to corrosion physical or chemical
September 16, 2012 by rachel

physical chemistry
the no. of atoms in 558.5g of Fe (at wt = 55.85u) is:
June 18, 2014 by veer

English
What characters in Lord of the Flies had physical defects? I couldn't think of any, unless you can't being nearsited (Piggy) as a physical defect, or obesity.
February 15, 2009 by Rosalyn

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Search
Members