Thursday
April 17, 2014

Posts by alexus


Total # Posts: 37

Stats
Allen's hummingbird (Selasphorus sasin) has been studied by zoologist Bill Alther.† Suppose a small group of 17 Allen's hummingbirds has been under study in Arizona. The average weight for these birds is x = 3.15 grams. Based on previous studies, we can assume tha...

Algebra 2
The projected population in thousands for a city over the next several years can be estimated by the function P(x)= x^3 + 2x^2 - 8x + 520, where x is the number of years since 2005. Use synthetic substitution to estimate the population. Also could anyone help me with the diff...

chemistry 1
How do you write balanced equations A. Neutron emission by 88Br B. Electron absorption by 116Sb C. Positron emission by 184Hg D. Alpha emission by 229Th E. Neutron capture by 200Hg

Us history help please
Can someone check my work please? 1. In general, what happened to the price of sugar and rum between April and September 1777? The prices went up extremely high and that's what begin of the Boston tea party incident. 2.Why was this happening? Because they didnt have much o...

Spanish help please
Can someone help me I really don't understand this and this is how far I got. 1.  ¿ De dónde es la paella?   Paella es más popular en el sur de España. 2. ¿Con qué se hace el flan?   El flan se hace al...

Spanish 2 help please
Can someone check my answers please? Provide the correct word (quién, quien, qué, que, como, cómo, cuánto, cuanto, cuántos, cuantos, cuando, dónde, donde) to fill in the blank for the following sentences: 1. Susana es de España ...

Spanish 2 help please
Can someone check my answers? Provide the correct word (quién, quien, qué, que, como, cómo, cuánto, cuanto, cuántos, cuantos, cuando, dónde, donde) to fill in the blank for the following sentences: 1. Susana es de España __cuand...

spainsh 2 help please
can someone check my answers please? 1. Si yo Tuviera Hambre, Me volvería a comer (comer.) 2. Si el bebe Tuviera sueño, eL estaría en bed (dormir.) 3. ¿Que te necesito to (gustar) pedir? 4. Me loved (gustar) las pechugas de pollo. 5. Si yo fuera Tom...

Spanish 2 help
1. Si yo Tuviera Hambre, Me volvería a comer (comer.) 2. Si el bebe Tuviera sueño, eL estaría en bed (dormir.) 3. ¿Que te necesito to (gustar) pedir? 4. Me loved (gustar) las pechugas de pollo. 5. Si yo fuera Tom Cruise, i haría (ser) Famoso....

Chemistry (Stoichiometry)
Potassium superoxide (KO2)reacts in the following equation: 4KO2 + 2H2O +4CO2 =4KHCO3 + 3O2 If a person wearing an oxygen mask exhales 0.85 grams of CO2 every minute, how many moles of KO2 are comsumed every 10.0 minutes?

spainsh 2
1. Si yo Tuviera Hambre, Me volvería a comer (comer.) 2. Si el bebe Tuviera sueño, eL estaría en bed (dormir.) 3. ¿Que te necesito to (gustar) pedir? 4. Me loved (gustar) las pechugas de pollo. 5. Si yo fuera Tom Cruise, i haría (ser) Famoso....

spainsh 2
Provide the correct form of the conditional tense for the regular verbs in thefollowing sentences: 1. Si yo tuviera hambre, ________ (comer.) 2. Si el bebé tuviera sueño, él _______ (dormir.) 3. ¿Qué te _______ (gustar) pedir? 4. Me _________...

physics
Jackie exerts a 43 N horizontal force as she pulls a sled that weighs 140 N across a cement sidewalk at a constant speed. What is the coefficient of kinetic friction between the sidewalk and the sled?

Physics
A baseball goes from zero to 40 m/s in 0.159 s. What is its average acceleration? Answer in units of m/s 2

Physics
A car traveling in a straight line has a velocity of 6.03 m/s at some instant. After 6.89 s, its velocity is 10.6 m/s. What is its average acceleration in this time interval? Answer in units of m/s 2

Physics
A car travels in a straight line for 4.8 h at a constant speed of 63 km/h . What is its acceleration? Answer in units of m/s 2

US History and Constition
What is the purpose of the Monroe Doctrine ?

math
1) A light bulb producing company states that its lights will last an average of 1200 hours with a standard deviation of 200 hours. A sample of 100 light bulbs from the company were tested and the researcher found that the average life of each light bulb was 1050 hours. At a 9...

US History and Constition
1. Eli Whitney intended his cotton gin to help eliminate slave labor. Why did it increase it?

US History and Constition
1. Eli Whitney intended his cotton gin to help eliminate slave labor. Why did it increase it? 2. What is the purpose of the Monroe Doctrine in a paragraph of at least 5 sentences? 3. By 1828 presidential electors were chosen by popular vote in every state except: _____________...

Probability and Statistics
For questions 6 - 10 use the chi-squared distribution to test the hypothesis. 6) A restaurant owner wants to see if the business is good enough for him to purchase a restaurant. He asks the present owner for a breakdown of how many customers that come in for lunch each day and...

Probability and Statistics
For questions 1- 5 use confidence intervals to test the hypothesis. 1) A light bulb producing company states that its lights will last an average of 1200 hours with a standard deviation of 200 hours. A sample of 100 light bulbs from the company were tested and the researcher ...

math
The probability would be 8 out of 10.

english
I have to create a bio-magazine for English. What template or free software can I use to create the magazine

biology
im so confused with all of these okay so it tells me to do this table thing and the titles on the top are macromolecule,monomers, and function then it had beneath macro. carbohydrates, protein, lipids, and nucleic acids does anyone know how to explain this to me!

physics
A car traveling in a straight line has a velocity of 6.03 m/s at some instant. After 6.89 s, its velocity is 10.6 m/s. What is its average acceleration in this time interval? Answer in units of m/s 2

math
2.22222

math
convert to a mixed number 20/9

math
6/5 / 1/5

calculus
find the value of the derivative (if it exist) at the indicated extrema. 1. f(x)=x^2/(x^2+4) at (0,0) 2. f(x)=(x+2)^(2/3) at (-2,0)

9th grade
wat is 7m-3m-6=6 can you please tell me how you got that answer?

Geography
YES!!!!

English
3. Morales learned quickly, and soon he started winning junior championships. ANSWER: winning junior championships,(DO) Is number 3 direct object Ms. Sue!?!?

English
Write the gerund phrase in each sentence. Then indicate whether the phrase functions as a subject (S), an object of preposition (OP), a direct object (DO), an indirect object (IO), or a predicate nominative (PN). Are these Correct?! 3. Morales learned quickly, and soon he star...

English
Write the gerund phrase in each sentence. Then indicate whether the phrase functions as a subject (S), an object of preposition (OP), a direct object (DO), an indirect object (IO), or a predicate nominative (PN). 1. Pablo Morales became known as the comeback kid of Olympic swi...

chemistry
A saturated solution of potassium chlorate is formed from 100 grams of water. if the saturated solution is cooled from 80 degrees celsius to 50 degrees celsius, how many grams of precipate are formed? Do you have a table that lists the solubility at 80 and 50 degrees C?

Voc.
I Neeed Help on Analigies Analogy~~~> A frog is like a bunny, they both hop. Ken's answer is totally wrong. This is an analogy ---> Light it to lamp as music is to ipod

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