Questions and answers by

Rose

Questions (879)

When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas via the reactionCaCO3(s)---->CaO(s)+CO2(
1. 2 answers
2. 2,574 views
If 1.00mol of argon is placed in a 0.500- container at 28.0 degree Celsius, what is the difference between the ideal pressure
1. 1 answer
2. 740 views
A 3.00-L flask is filled with gaseous ammonia, . The gas pressure measured at 17.0 degree celsius is 2.35atm . Assuming ideal
1. 2 answers
2. 1,037 views
How many air molecules are in a 12.0*12.0*10.0 ft room? Assume atmospheric pressure of 1.00 atm, a room temperature of 20.0
1. 3 answers
2. 4,533 views
In an air-conditioned room at 19.0 degree celsius , a spherical balloon had the diameter of 50.0cm . When taken outside on a hot
1. 2 answers
2. 719 views
Air is about 78.0% nitrogen molecules and 21.0% oxygen molecules. Several other gases make up the remaining 1% of air molecules.
1. 2 answers
2. 1,292 views
What physical properties are different for the isomers of C4H10? Explain.
1. 1 answer
2. 1,962 views
2C8H18(g)+25O2(g)-->16CO2(g)+18H2O(g)0.290mol of octane is allowed to react with 0.600mol of oxygen.The limiting reactant is
1. 2 answers
2. 3,213 views
2C8H18(g)+25O2(g)+16CO2(g)+18H2O(g)0.290mol of octane is allowed to react with 0.600mol of oxygen.The limiting reactant is
1. 1 answer
2. 1,318 views
A solution contains one or more of the following ions: Hg2 2+,Ba2+ ,Fe2+ and . When potassium chloride is added to the solution,
1. 3 answers
2. 6,440 views
Find the percent by mass of sodium chloride in a 1.45M NaCl solution. The density of the solution is 1.05g/mol .
1. 1 answer
2. 3,145 views
Hydrogen gas,H2 , reacts with nitrogen gas,N2 , to form ammonia gas,NH3 , according to the equation3H2+N2-2NH3 How many grams
1. 1 answer
2. 752 views
A student placed 11.0 of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then
1. 3 answers
2. 3,479 views
Hydrogen gas, , reacts with nitrogen gas, , to form ammonia gas, , according to the equation3H2+N2-2NH3 How many grams of are
1. 3 answers
2. 1,044 views
Hydrogen gas, , reacts with nitrogen gas, , to form ammonia gas, , according to the equation3H2+N2-2NH3 How many grams of can be
1. 2 answers
2. 1,390 views
Which element is oxidized in this reaction?Fe2O3+ 3CO-(arrow)2Fe+3CO2
1. 2 answers
2. 6,542 views
It has been a long time. need help on this: You have an assignment to write a research paper about the hiring practices at XYZ
1. 5 answers
2. 694 views
Can you help me with details for descriptive essay for the Eiffel Tower?
1. 1 answer
2. 471 views
What's the difference between imparfait and passe compose?
1. 1 answer
2. 1,197 views
Is il faut, like It's necessary?As in, il faut aller a l'ecole? Is it used in any other way?
1. 2 answers
2. 457 views
A baseball pitcher throws a ball with a maximum speed of 150. km/h.If the ball is thrown horizontally, how far does it fall
1. 1 answer
2. 906 views
What is the chemical formula for quartz?
1. 1 answer
2. 532 views
Why would NAOH solution need to be added when preparing the K2CrO4 stock solution?
1. 2 answers
2. 623 views
I am starting the writing process for an autobiographical research paper and was not sure exactlly what the requirements fo
1. 1 answer
2. 795 views
Marla is a 42-year-old Hispanic female who comes to the mental health clinic complaining of trouble sleeping, feeling “jumpy
1. 4 answers
2. 1,122 views
Marla is a 42-year-old Hispanic female who comes to the mental health clinic complaining of trouble sleeping, feeling “jumpy
1. 1 answer
2. 619 views
Need guidance on how to answer those questions. the text is belowThe DSM-IV is an important tool for clinicians. It provides a
1. 7 answers
2. 1,148 views
Ms. Sue help me identify the followingRational and guilty Guilty but insane Not guilty by reason of insanity on the text below
1. 2 answers
2. 727 views
Ms. Sue,help me see the difference in those therms Rational and guilty Guilty but insane Not guilty by reason of insanity thank
1. 4 answers
2. 915 views
can the McNaughten rule be used for a person who got drunk and killed someone.Please send me some information on this
1. 4 answers
2. 455 views
In addition to the clinical interview, what other clinical assessment tools should you consider? Why?need some data to help me
1. 3 answers
2. 1,084 views
I need some datas to help me understands the following:What are the four Ds? Briefly describe each one. How can culture
1. 1 answer
2. 422 views
lactic acid has a pKa of 3.08. What is the approximate degree of dissociation of a .35M solution of lactic acid? I do not know
1. 1 answer
2. 2,854 views
The story is Ramona Quimby age 8if anyone knows that story line I am trying to help my son. I need to know where the story took
1. 2 answers
2. 623 views
help me solve this problem, I am trying to help my son.2(6+3x)<30+4(x+2)
1. 1 answer
2. 318 views
If the price of variable input increases, then:A. The total cost curve will shift up. B. The average total cost curve will shift
1. 0 answers
2. 750 views
how should I know when an equation has infinitely many solutions?
1. 1 answer
2. 499 views
Arthur can run 1,500 meters in about 3 1/2 minutes. How many meters per minute is this?
1. 3 answers
2. 420 views
I am having trouble with this question: A byproduct is chloroform (CHCL3) , a suspected carcinogen produced when HOCL, formed by
1. 4 answers
2. 1,026 views
You specialize in prenatal care, and Mary, one of your patients, just discovered she is pregnant. She is very curious about how
1. 3 answers
2. 532 views
what is music
1. 2 answers
2. 403 views
A tunnel under a river is 196.8 ft below the surface at its lower point. If the angle of depression of the tunnel is 4.962
1. 1 answer
2. 1,053 views
Describe two different cultures and their views on health. What are the implications to health care providers? Consider cultural
1. 1 answer
2. 850 views
simplify the following expression and show your problem solving strategyx cubed + x squared + x + 1 + 2(x cubed + x squared + x
1. 1 answer
2. 767 views
if line segment AC =120ft and the ratio of line AB:line BC=3:5, what is the length of line AB ?I set up the equation as
1. 1 answer
2. 905 views
Keep in mind the differences that exist between FMC Green River and FMC Aberdeen and continue to think in terms of the
1. 1 answer
2. 526 views
in a scalene triangle, the measure of the largest angle is four more than two times the smallest and the other angle is two more
1. 1 answer
2. 612 views
the word problem is stated exactly as this - the shaded area of the chart represents the number of Acme employees who bring
1. 3 answers
2. 541 views
72% of employees bring their children to day-care centers before work. If there are 465 employees, how many do not bring their
1. 3 answers
2. 480 views
if line segment AC=120ft and the ratio of line AB:BC =3/5 - what is the length of line AB ?I set up the problem up as X:120 &
1. 0 answers
2. 704 views
need helpx(to the second power -don't know how to type it on the computer)-7x-30=0 I know the factors are 10 & 3, but I don't
1. 4 answers
2. 475 views
I have tried to work this several ways and can not get the answer of 5find x if the slope of a line passing through points
1. 3 answers
2. 529 views
need help solving this word problem, converting from words to an equation48 equals a number increased by 6, and the sum, all
1. 1 answer
2. 974 views
need help solving this word problem, converting from words to an equation48 equals a number increased by 6, and the sum, all
1. 2 answers
2. 585 views
a soda vendor sold large sodas for $3 and small sodas for $2.if he sold 182 large sodas and his gross profit for the day was
1. 1 answer
2. 1,111 views
two junked cars were sold at auction to a buyer who paid a total of $2,000 for both cars. If the more expensive of the two cars
1. 3 answers
2. 678 views
Kelly is nine years older than her sister. Kelly's age is one more than twice her sister's age. What is Kelly's age?how do I
1. 4 answers
2. 995 views
48 equals a number increased by 6, and the sum, all multiplied by 5.need help converting this word problem to an equation and
1. 2 answers
2. 454 views
the scale on aroad map indicates that 1/4 inch equals 20 miles. How far apart in miles are two towns that are 3 1/2 inches away
1. 5 answers
2. 1,528 views
(1) When Congress passed the Federal Reserve Act of 1913, it gave the Federal Reserve Board a free hand in steering the economy.
1. 8 answers
2. 790 views
What are the main responsibilities of a state?
1. 3 answers
2. 526 views
Hi Ms. Sue,Where can I find information determining which sources are reliable for example a web site. Please let me know..
1. 1 answer
2. 655 views
I don't get this SAT Question of the Day. The population of Norson, the largest city in Transitania, is 50 percent of the rest
1. 1 answer
2. 786 views
why and how could you apply critical thinking when evaluationg each of the following:articles advertising media conversations.
1. 1 answer
2. 481 views
in the future, how will thing critically influence the ways that you: read,write,process information. Critical thinking and
1. 0 answers
2. 582 views
why and how could you apply critical thinking when evaluationg each of the following:articles advertising media conversations.
1. 2 answers
2. 392 views
in the future, how will thing critically influence the ways that you:read write process information. Please help.
1. 2 answers
2. 656 views
On the Celsius temperature scale, how many degrees are between the freezing and boiling points of water? The answer choices are
1. 3 answers
2. 2,125 views
Please explain Verb form and verb tense in this sentence:8b. Since American Idol premiered on television, many talented
1. 1 answer
2. 546 views
please explain Using the correct form of be and have in the present tense7b. I am interested in working on the presidential
1. 1 answer
2. 505 views
please explain the use of Using regular and irregular Verbs in this sentence below:Some athletes have taken drug tests to prove
1. 1 answer
2. 600 views
Please explain regular and irregular verb in this sentence below:. John has become a rather good actor
1. 1 answer
2. 1,053 views
Thanks a lot for your help.
1. 1 answer
2. 382 views
Vague pronouns25a. Air pollution normally increases along with population growth. This increasing pollution is a big problem for
1. 1 answer
2. 488 views
Vague pronouns24a. When the car hit a tree, it made a terrible noise. 24b. The car made a terrible noise as it crashed into a
1. 1 answer
2. 531 views
Pronoun case for who and whom23a. Jon Bon Jovi, who is a well-known singer and actor, also owns an arena football team. 23b. Jon
1. 3 answers
2. 457 views
Pronoun case for who and whom22a. To who should we send the letter of commendation? 22b. To whom should we send the letter of
1. 2 answers
2. 488 views
Pronoun case for who and whom21a. Who was the star of last year’s award-winning movie? 21b. Whom was the star of last year’s
1. 2 answers
2. 959 views
Pronoun case20a. My best friend and I are going to Hawaii this summer. 20b. My best friend and me are going to Hawaii this
1. 2 answers
2. 524 views
Pronoun case19a. Please send an invitation to Bob and she. 19b. Please send an invitation to Bob and her. My answer is: My
1. 1 answer
2. 422 views
Pronoun case18a. My brother knows more about technology than me. 18b. My brother knows more about technology than I. My answer
1. 2 answers
2. 478 views
Pronoun-antecedent agreement with indefinite pronouns17a. Each of the applicants must submit his or her completed form to the
1. 1 answer
2. 591 views
Pronoun-antecedent agreement with indefinite pronouns16a. Anyone who requests a copy of the game may have it for their video
1. 4 answers
2. 658 views
Pronoun-antecedent agreement with indefinite pronouns15a. Neither the mayor nor the council members have filed their reports.
1. 1 answer
2. 546 views
Pronoun-antecedent agreement14a. You may rent a movie or a video game for just one night if they are new. 14b. You may rent a
1. 2 answers
2. 505 views
Pronoun-antecedent agreement13a. Most presenters spoke without looking at his or her notes. 13b. Most presenters spoke without
1. 2 answers
2. 460 views
Pronoun-antecedent agreement12a. When a driver wants to buy a new vehicle, he or she usually test drives them. 12b. When a
1. 2 answers
2. 465 views
Identifying antecedents11a. The antecedent in the following sentence is Doctors: Doctors should schedule more time for patients
1. 1 answer
2. 992 views
Identifying antecedents10a. The antecedent in the following sentence is students: Students in online classes have to be
1. 1 answer
2. 539 views
Verb form and verb tense9a. The ancient Egyptians built pyramids as burial sites for their leaders. 9b. The ancient Egyptians
1. 1 answer
2. 626 views
Verb form and verb tense8a. Since American Idol premiered on television, many talented contestants have appeared on the show.
1. 2 answers
2. 579 views
Using the correct form of be and have in the present tense7a. I was interested in working on the presidential campaign if the
1. 1 answer
2. 989 views
Using regular and irregular verbs6a. I lay my book on the table, but now I cannot find it. 6b. I laid my book on the table, but
1. 2 answers
2. 623 views
Using regular and irregular verbs5a. Some athletes have taken drug tests to prove they are not on steroids. 5b. Some athletes
1. 1 answer
2. 483 views
Using regular and irregular verbs4a. John has become a rather good actor. 4b. John has became a rather good actor. my answer is
1. 1 answer
2. 514 views
Subject-verb agreement3a. Vitamins that are sold in a health-food store are not regulated by the Food and Drug Administration.
1. 2 answers
2. 554 views
Subject-verb agreement2a. Peer editing academic papers require critical-thinking skills and diplomacy. 2b. Peer editing academic
1. 1 answer
2. 512 views
Subject-verb agreement1a. Did you know a famous animal-rights activist has criticized horseracing because of the dangers
1. 1 answer
2. 462 views
It's getting late, and I need to get my homework done!!
1. 2 answers
2. 429 views
How do you know where to place an improper fraction on a number line? This homework is really stumping me.
1. 1 answer
2. 1,175 views