Tuesday
October 21, 2014

Posts by anna


Total # Posts: 1,995

Chemistry
How would you prepare 165 mL of a 0.976 M NaOH solution, starting with a 6.36 M stock solution? Volume of solution needed? Volume of water needed?
October 21, 2014

Algebra
I don't understand how to find the equation to solve this. A family drove two cars to a reunion. The first car traveled at 50 mph. The second car left 1 hour later and traveled at 65 mph. How long will it take for the second car to catch up to the first car?
October 21, 2014

algebra
has inherited $15,000 that she wants to invest in two separate accounts, one paying 4% and one paying 3% annual interest. If the total interest earned for a year is $550, how much should she invest at each rate?
October 21, 2014

science
what force is applied by Andre if he does 250 J of work as he pushes a box 19 M along the ground ?
October 19, 2014

Spanish
I'm so sorry. I did type #9 wrong. It is... Xavier, “quiero que le preguntes” al dependiente si hay un restaurante cerca. Xavier, __________ al dependiente si hay un restaurante cerca. My answer is: pregúntale Thank you so much for your help! It seems with...
October 17, 2014

Spanish
Sra. this week I had a review. Do my answers look correct? Part I Indique si las palabras en pares son sinónimos, antónimos, o no son relacionadas. 1. A ancho y apretado - antónimos B corto y flojo - no son relacionadas C vestirse y quitarse - antó...
October 17, 2014

Algebra
I still don't get it, where do I simplify at? Fractions aren't my strong point.
October 16, 2014

Algebra
Solve for x in each of the following: A: 2/3 = x/18 B: 3/x = 3x/x^2 I think I have the first one. I am clueless on the second one! HELP!
October 16, 2014

Chemistry
A compound containing boron and hydrogen has been synthesized. You perform two experiments to determine the molecular formula of the compound. A 0.492 g sample of the compound is burned in pure oxygen to produce B2O3 and 0.540 g of water. In the second experiment, when a 63.1 ...
October 15, 2014

Math
4.355
October 15, 2014

physics
A man threw a ball horizontally out of an elevator that was traveling upward at a rate of 5.50m/s. If the ball was thrown at a velocity of 10.5m/s when the elevator was 15.3m above the floor of the atrium. How far from the base of the elevator did it land?
October 15, 2014

math
Determine whether the fractions in each of the following pairs are equal: a: a^2/b and a^2b/b^2 b: 377/400 and 378/401 c: 0/10 and 0/-10 d: a/b and a+1/b+1, where "a" is not equal to "b" or a =/= b
October 14, 2014

Spanish
Sra. do these look correct? Part I Entonces, complete el diálogo telefónico en una manera lógica utilizando oraciones completas en español. 1. Dígame. Hola. ¿Puedo hablar con el señor Costa? 2. ¿De parte de quién? ...
October 10, 2014

Engineering
what heading must a pilot fly to compensate for a 125km/h west wind to have a ground track that is due south? The airecraft cruise speed is 600 km/h. What is the actual ground speed?
October 8, 2014

chemistry
How many moles of molecules are in 198 g of hydrogen nitrate (HNO3)? Answer in units of mol
October 6, 2014

Pre-Calc
1.) Suppose that y varies directly as x. If y is 5 when x is 30, the constant of variation is 150. True Or False 2.) If w varies directly as z and w = 9 when z = -6, find w when z = 3. 3.) If y varies directly as x and y = 2 when x = 4, find x when y = 4.
October 2, 2014

Spanish
Thank you for your corrections Sra. I am not sure why I was so confused about the second part. I thought I was using indicative imperfect but I was so wrong. At least the subject half was ok. As for gustar I should have known better. I always get tricked with that verb. Thank ...
October 2, 2014

Spanish
Sra. are my answers correct? Thank you so much for your time. Part I El condicional. Llene el espacio con la forma condicional del infinitivo dado. ¡Cuidado! Los acentos son importantes. 1. Mi esposo y yo _______ contigo, pero no nos sentimos bien. (IR) iríamos 2...
October 2, 2014

Math
if jerry bought 6 shoes for 85 dollars, how much would fred have to pay for 17 pairs at the same rate?
October 2, 2014

math/ unit rates
5/32
September 28, 2014

physics
A geosynchronous satellite is one that appears to be fixed in the sky, a condition useful for telecommunications. If such a satellite orbits the earth at an altitude of 33000 km above the earth's surface, what is its centripetal acceleration? The radius of the Earth is ...
September 27, 2014

physics
A basketball is thrown at 45° to the horizontal. The hoop is located 4.4 m away horizontally at a height of 1.1 m above the point of release. What is the required initial speed?
September 27, 2014

Spanish
Sra. would you look over my answers please? Part I. El subjuntivo con expresiones hipotéticas: Complete las frases siguientes utilizando EL SUBJUNTIVO. Ejemplo: No completaré la tarea hasta que... estudie los verbos. My answers are after the ... on each 1. Ser&...
September 26, 2014

math
Becky a saleswoman,is offered two salary plans. Plan 1 is $450 per week salary plus a 3% commission of sales. Plan 2 in a $300 per week salary plus a 16% commission of sales.How much would Becky need to make in sales for the salary to be the same from both plans?
September 23, 2014

math
where do you get 547 and 92 from?
September 23, 2014

math
A telephone long-distance carrier charges customers $0.99 for the first 20 minutes and then $0.06 for each minute(or any part thereof) beyond 20 minutes. If Mary uses this carrier,how long can she talk for $4.00? I started off with 0.99x+20+0.06x=4.00. PLEASE help, I dont ...
September 23, 2014

math
when you divide the numerator of a fraction by the denominator you always get either a decimal that terminates or a decimal that repeats a digit or block of digits again and again
September 23, 2014

math
any number that can be expressed as the ratio of 2 integers a/b, where b does not equal 0, is a rational number
September 23, 2014

Spanish
Thank you so much Sra. Your explanation on making it sound the same is perfect! Much easier than breaking them down into syllables and working back one. Especially since I broke estudia into 4 syllables when it should be 3. As for the subjective I think I need more practice. I...
September 18, 2014

Spanish
Would it be possible to have Sra double check my answers? She was such a huge help last semester. Part I ¿Subjuntivo o indicativo? Completa cada oración con la forma correcta del verbo indicado. ¡OJO! No todas requieren el subjuntivo. 1. Esperamos que el ...
September 18, 2014

physics first year
The corners of a square lie on a circle of diameter 0.4 m. Each side of the square has length L. Find L.
September 17, 2014

chemistry
I donot know the answer
September 15, 2014

chemistry
Nickel is about 2 millimeter thick or 2/1000 of a meter.how many nanometer is this?
September 15, 2014

PLEASE HELP! Math
I really need help with this one question on my math pretests and I have no idea what to do! The question is: Mandy begins bicycling west at 30 miles per hour at 11:00 am. If Liz leaves from the same point 20 minutes later bicycling west at 36 miles per hour, when will she ...
September 14, 2014

8th grade homework
I could really use some help with this problem because I'm pretty confused on what to do. The formula for the volume of a cone is V=1/3(pi)r^2h where v represents volume, r represents the radius of the base, and h represents the height. What is the height of a cone with a ...
September 14, 2014

Geometry
I could really use some help with this problem because I'm pretty confused on what to do. The formula for the volume of a cone is V=1/3(pi)r^2h where v represents volume, r represents the radius of the base, and h represents the height. What is the height of a cone with a ...
September 14, 2014

8th grade homework
Please help me I beg of you! My math teacher is awful and I have no idea how to do my pretest and she's picky about showing my work so it would be helpful if you could explain :) 1.six is subtracted from a number. The result is devided by four. This result is added to 10 ...
September 14, 2014

ethics please help
Peter Singer argues that giving money to famine relief is: a. Morally permissible. b. Morally forbidden. c. Morally required. d. Supererogatory.
September 8, 2014

ethics please help
According to Kant, we have no direct duties to animals because they lack personal attributes such as___________. a. Rationality. b. Self-consciousness. c. Free will. d. All of the above.
September 8, 2014

ethics please help
Which one of the following philosophers believes that animals do not feel pain because they do not possess souls? a. Descartes. b. Pollan. c. Pollan. d. Leopold.
September 8, 2014

ethics please help
Advocates of animal rights claim that it is ________ to discriminate against animals merely because they are not human. a. Racist. b. Speciesist. c. Trivial. d. Moral.
September 8, 2014

ethics please help
Which of the following claims does Michael Pollan advance? a. Eating animal meat is never ethical. b. Eating animal meat is sometimes ethical. c. Animal liberation is a fringe idea. d. Animals do not possess a "characteristic form of life."
September 8, 2014

ethics
mmanuel Kant argues that we have _______moral duties to animals. a. No. b. Direct. c. Indirect. d. Innumera
September 8, 2014

ethics
According to James Shikwati, the most effective course of action that America and Europe can engage in to help Africa is: a. Earmark funds for a specific objective. b. Halt all development aid. c. Encourage aid organizations to employ Africans. d. None of the abov
September 8, 2014

ethics
According to James Shikwati, which of the following is a reason given in support of the conclusion that we must stop providing aid to underdeveloped nations? a. Development aid strengthens the local markets. b. Development aid encourages free trade. c. Development aid ...
September 8, 2014

ethics
According to John Arthur, a reasonable moral code would require us to: a. Give money to famine relief when there is no significant reduction in our own happiness, or the happiness of our family. b. Give food to our own children first, because they have a negative right to such...
September 8, 2014

ethics
Which of the following is the analogy employed by Peter Singer in his argument contained in Famine, Affluence, and Morality? a. The drowning child. b. The starving child. c. The sleeping child. d. The comatose child.
September 8, 2014

Math - Urgent
Uh I need help?
September 7, 2014

Math - Urgent
I borrowed 7 more dollars?
September 7, 2014

Math - Urgent
The air temperature is -10 degree Celsius. With the wind blowing at a speed of 15 km/h, this temperate feels like -17 degrees Celsius. How many degrees does the temperature change because pf the wind chill?
September 7, 2014

Math
The air temperature is -10 degree Celsius. With the wind blowing at a speed of 15 km/h, this temperate feels like -17 degrees Celsius. How many degrees does the temperature change because pf the wind chill?
September 6, 2014

Math
A tank is filling with water from a natural spring. Two days ago the water was 10 feet deep, and yesterday the water was 12 feet deep. Assume that the water depth continues to rise at this same rate after today
September 6, 2014

math
The least common multiple of two numbers Is 60 , and one of the numbers is 7 less than The other number. What are the numbers
September 4, 2014

ethics
Which of the following philosophers argued that a moral agent must be detached and impartial in making moral decisions? a. John Stuart Mill. b. Aristotle. c. Immanuel Kant. d. Charles Darwin.
September 4, 2014

ethics
Which of the following best describes a typical female response to the Heinz question? a. The Heinz dilemma can be solved by forceful action. b. The Heinz dilemma cannot be answered in the confines of the question. c. The Heinz dilemma requires intervention by appropriate ...
September 4, 2014

ethics
f you were a researcher in evolutionary psychology, which of the following might be a typical conclusion regarding male and female differences? a. Research has shown there are no significant differences. b. Research has shown that differences reflect reproduction patterns of ...
September 4, 2014

ethics
f you were a researcher in evolutionary psychology, which of the following might be a typical conclusion regarding male and female differences? a. Research has shown there are no significant differences. b. Research has shown that differences reflect reproduction patterns of ...
September 4, 2014

ethics
Which of the following best describes a typical female response to the Heinz question? a. The Heinz dilemma can be solved by forceful action. b. The Heinz dilemma cannot be answered in the confines of the question. c. The Heinz dilemma requires intervention by appropriate ...
September 4, 2014

ethics
According to Kohlberg, the ability to think of ethical situations in the abstract is best evidenced by which of the following: a. Males are best suited to this. b. Males and females with higher education are best suited to this. c. Females are capable of achieving abstract ...
September 4, 2014

ethics
hich of the following philosophers argued that a moral agent must be detached and impartial in making moral decisions? a. John Stuart Mill. b. Aristotle. c. Immanuel Kant. d. Charles Darwin.
September 4, 2014

ethics
hich of the following philosophers argued that a moral agent must be detached and impartial in making moral decisions? a. John Stuart Mill. b. Aristotle. c. Immanuel Kant. d. Charles Darwin.
September 3, 2014

ethics
According to Kohlberg, the ability to think of ethical situations in the abstract is best evidenced by which of the following: a. Males are best suited to this. b. Males and females with higher education are best suited to this. c. Females are capable of achieving abstract ...
September 3, 2014

ethics
Which of the following best describes a typical female response to the Heinz question? a. The Heinz dilemma can be solved by forceful action. b. The Heinz dilemma cannot be answered in the confines of the question. c. The Heinz dilemma requires intervention by appropriate ...
September 3, 2014

ethics
Carol Gilligan was a student of: a. Nell Nodding. b. Stephen Carter. c. John Blumenthal. d. Lawrence Kohlberg.
September 3, 2014

ethics
If you were a researcher in evolutionary psychology, which of the following might be a typical conclusion regarding male and female differences? a. Research has shown there are no significant differences. b. Research has shown that differences reflect reproduction patterns of ...
September 3, 2014

ethics
According to Gilligan, which of the following best describes male thinking? a. Males adopt a personal way of relating to moral issues. b. Males adopt an abstract way of relating that strips away details. c. Males adopt a relational view of abstract issues with specific details...
September 3, 2014

ethics
Which of the following is the best understanding of Carol Gilligans moral orientation for women? a. Women care for others in a more general and abstract way. b. Women apply the same logical reasoning to moral situations as males. c. Woman care for others in a more personal way...
September 3, 2014

Math
Identify each data source as primary or secondary. State one advantage or each source of data. a) A researcher interviewed 10 students about their study habits - primary b) A sporting goods company searched on the internet for data on how Canadians spend their leisure time - ...
August 30, 2014

Science
Oh my, my mistake. It's science, not math.
August 29, 2014

Math
Can someone answer my question please? It's urgent now..
August 29, 2014

Math
Identify each data source as primary or secondary. State one advantage or each source of data. a) A researcher interviewed 10 students about their study habits - primary b) A sporting goods company searched on the internet for data on how Canadians spend their leisure time - ...
August 29, 2014

ethics
Which of the following does Viktor Frankl claim that the prisoners in concentration camps needed in order to survive their ordeal? a. Faith in the future. b. Faith in humanity. c. Faith in God. d. Faith in the workings of fate.
August 25, 2014

ethics
1. What does Sartre say the young man must do? a. Leave his mother and join the Free French forces. b. Stay home and care for his mother. c. Do whatever his strongest feelings tell him that he should do. d. None of the above.
August 25, 2014

ethics
1. Viktor Frankl states that it is ______ to define lifes meaning in broad and sweeping terms. a. Necessary. b. Easy. c. Impossible. d. Possible but very hard.
August 25, 2014

ethics
1. Sartre claims that the existentialist is responsible for her own existence and choices, and apart from this she has responsibility to: a. No one else. b. Everyone else. c. Those closest to her. d. Her country.
August 25, 2014

ethics
1. Who does Tolstoy believe to possess the key to a full and meaningful life? a. The peasants. b. The rulers. c. The rich. d. The learned.
August 25, 2014

Chemistry
If 175 grams of CsCl in 100 grams of water at a temperature of 100C will it be saturated or unsaturated?
August 24, 2014

maths
tree
August 23, 2014

maths
6 out of 20 apples were rotten what percentage of the apples were rotten
August 23, 2014

Physics
The melting point of substance X is -20 degrees Celsius and the boiling point is 90 degrees Celsius. How many Celsius degrees are there between the melting point and the boiling point? 20 degrees Celsius 70 degrees Celsius 90 degrees Celsius 110 degrees Celsius
July 17, 2014

Physics
A 0.4 kilogram sample of Aluminum at 115 degrees Celsius is put into a container containing 0.5 kilograms of water at 15 degrees Celsius. Neglecting the small amount of energy absorbed by the container and knowing that the specific heat of Aluminum is 900 kJ/kg*C, and the ...
July 17, 2014

Physics
Two Kids pull opposite directions on a toy with a mass of 18kg. One exerts a force of 695N and the other 135N. Both pull horizontally and friction is void. Calculate the new force in N?
June 16, 2014

algebra
The choices are: A. 15, 30, 45, 60 B. 5, 15, 45, 135 c. 0, 15, 45, 135 D. 15, 45, 135, 405 But I'm not sure how you find those answers??
June 5, 2014

algebra
5 x 3^n (This is all i have for the question but i dont know how to solve it)
June 5, 2014

algebra
thank you for the explanation!
June 5, 2014

algebra
please help as soon as possible!!!
June 5, 2014

algebra
Use the function rule f(x) = x × |-1|^x. Find the output f(2)
June 5, 2014

Spanish
Sra. do my answers look correct? Part I Los mandatos en contexto. Escoge el mandato apropiado. Pon atención al contexto para determinar si es un mandato formal o informal. 1. Sé que Ud. tiene hambre pero, ¡no _______________! A. lo come B. lo coma C. c&...
May 29, 2014

Physics
Someone in a car going past you at the speed of 24 m/s drops a small rock from a height of 1.6 m. How far from the point of the drop will the rock hit the ground? The acceleration due to gravity is 9.8 m/s2.
May 28, 2014

math
a square plot with area 440m square if it has to be fenced, how many metres of wire Is required?
May 22, 2014

Spanish
¡Gracias! Usted es muy afortunado de tener un sobrino en Suiza. Espero poder visitar en el futuro.
May 21, 2014

Spanish
Hola Sra. Do these look ok? Part I ¿Conoces esta foto? 1. Es una vista del interior de la Mezquita de Córdoba. Tomando en cuenta la información en las secciones de Cultura en contexto (semanas 2 y 11) y los textos culturales Sevilla monumental y La ...
May 21, 2014

Spanish
Thank you so much!!
May 15, 2014

Spanish
Thank you Sra. I have one question. On number 13. The directions state to change the indicated verb and the one highlighted is estudiar. If estudiamos is incorrect would it be estudiar?
May 15, 2014

Spanish
Sra do theses look correct? Part I ¿Por o Para? Complete each statement correctly by choosing either POR or PARA. 1. Sacar buenas notas en esta clase es muy importante _____ mí. para 2. El drama Spy Kids fue escrito _____ Robert Rodríguez. por 3. Estuvimos...
May 15, 2014

Math
put in order this fractions 9/9, 2/3, 5/6, 4/12, 0/2 from the smallest to the largest? I dont know how?
May 12, 2014

Spanish
I was trying to say the bulls are scary and mean. Thank you so much for your help as always.
May 8, 2014

Spanish
Sra. will you please check my answers? Thank you so much! 1. Rewrite the following text in the imperfect indicative. Una vez al mes, mi hermana Sonia y sus amigos van al teatro. Son cinco compañeras de colegio que se llevan muy bien. María va todos los mié...
May 8, 2014

Eco
In January 2012, one US dollar was worth 50.0 Indian rupees. Suppose that over the next year the value of the Indian rupee decreases to 59.0 Indian rupees to one US dollar. Suppose also that the price level of all goods and services in India, as measured in rupees, falls 17.0...
May 3, 2014

Science
Can someone please answer me questions..
May 3, 2014

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