# Posts by anna

Total # Posts: 2,694

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!

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 ...

Math
4.355

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?

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

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? ...

B sometime
B sometime

Math
64/8 64 divided by 8 = 8 8x8=64 Tip: With ratios always divide by the denominater by the numerator to get your answer

math
6 12÷2=6 6×2=12

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?

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

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.

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 ...

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...

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

math/ unit rates
5/32

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 ...

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?

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&...

Guilds did not vote on religious issues that affect trade.

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?

math
where do you get 547 and 92 from?

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 don't...

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

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

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...

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 ...

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.

chemistry
I donot know the answer

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

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 ...

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 ...

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 ...

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 ...

reliability

physics
11.7 g

Peter Singer argues that giving money to famine relief is: a. Morally permissible. b. Morally forbidden. c. Morally required. d. Supererogatory.

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.

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.

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.

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."

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

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

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 ...

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...

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.

Math - Urgent
Uh I need help?

Math - Urgent
I borrowed 7 more dollars?

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?

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?

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

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

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.

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 ...

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 ...

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 ...

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 ...

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 ...

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.

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.

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 ...

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 ...

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

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 ...

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...

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...

American Constutional Law
A. Anyone accused of a crime cannot be expected to provide excessive bail.

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 - ...

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

Math
Can someone answer my question please? It's urgent now..

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 - ...

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.

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.

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.

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.

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.

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

maths
tree

maths
6 out of 20 apples were rotten what percentage of the apples were rotten

Math
25

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

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 ...

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?

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??

algebra
5 x 3^n (This is all i have for the question but i don't know how to solve it)

algebra
thank you for the explanation!

algebra

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

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&...

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.

science (check!)
I am so confused. Can you not answer unless you know what the answer is? Is the answer B or C?

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

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

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 ...

Spanish
Thank you so much!!

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?

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...

chemistry
no idea

Math
put in order this fractions 9/9, 2/3, 5/6, 4/12, 0/2 from the smallest to the largest? I don't know how?

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