Posts by mysterychicken
Total # Posts: 2,452

Sociology
In America, the family of the 1950's (young, married, two children, father works while mother stays at home) is often idealized. What social factors caused that family structure to exist and why is it less common today? I can't seem to think of any factors.. can ... 
Sociology
I've emailed you. Thanks for the links! MC 
Sociology
does anyone know how sociological institutions were involved in the creation and maintenance of slavery? Thanks MC 
Stats
What types of bias could be in a survey asking students how many classes they take per semester? Thanks MC 
Math (Dividend Growth Rate)
Thank you very much MC 
Math (Dividend Growth Rate)
I'm trying to figure out the annual dividend growth of a company in 30 years using the current annual dividend rate, and the 5 year growth rate. The formula is A= P(1+r)^t The current dividend Is $1.92 and the Five year dividend is $2.3 So I took 1.92(1 + .023)^30 and got ... 
MLA citation
So I need to cite an article in this sentence: According to an article from the Huffington Post titled "Textual Harassment Another Form of Bullying", “it means repeatedly sending offensive, inappropriate, and unsolicited texts aimed at bullying, threatening, ... 
MLA citation
So I need to cite an article in this sentence: According to an article from the Huffington Post titled "Textual Harassment Another Form of Bullying", “it means repeatedly sending offensive, inappropriate, and unsolicited texts aimed at bullying, threatening, ... 
APA Format
Thank you! MC 
APA Format
I'm so used to using MLA that I'm struggling with citing intext using APA. "Metropolitan areas with high concentrations of employment in higher paying occupations also tend to have greater inequality.” (Cunningham, 2015). Does that look right? Do I need to ... 
Sociology
Nevermind, I got it. :~) Thank you MC 
Sociology
Hi, I'm writing a paper for my social problems class and am having a hard time coming up with advantages and disadvantages of increasing the number of streetpatrolling police officers as a means to combat the high prevalence of violent crime within the major cities of the... 
Chem
Sort the following chromium compounds by whether the cation is chromium(II) or chromium(III). Cr2S3, Cr3P2, Crl3, CrO, CrBr2, CrN. How would I solve this? Soo stuck. Thanks! MC 
Chem
Thank you! 
Chem
What is the formula for an ionic compound that contains the elements calcium and fluorine? Is it CaF2? (small 2) Thanks MC 
Chem
What would the Lewis Dot structures for Group 5A (15) and Group 7A (17) look like? Thanks MC 
Chem
I'm not sure about this: Rank from most to least valence electrons Xe, In, I, Sb, Rb Thanks MC 
Chem
Thank you SO much MC 
Chem
Can someone please check this for me? It's ranking the following bonds in order of increasing ionic bond character. ClCl CH HCl MgC HO NaCl CaO CsF I'm not sure where FeO, and FeC fall. Thanks MC 
Chemistry
Thank you! MC 
Chemistry
Rank Cd, Br, and Si from worst to best conductor of electricity. Is it Br, Cd, Si? Thanks MC 
Chem (Specific Heat)
I am confused as to how to solve this problem. Can someone please tell me the steps? I know SH = heat/ mass x change in temp. What is the specific heat of a metal if 7.74 × 103 J of energy is required to warm a 75.0 g sample of the metal from 10 °C to 125 °C? ... 
Chem
Not sure how to solve: If a sugar solution has a density of 0.98 g/cm^3, what is the percent mass sugar content? Thanks MC 
Chem
Okay, thank you! MC 
Chem
Just taking a bar of aluminum and another metal and measuring differences in density 
Chem
When conducting an experiment on determining density, what would the variable be? not the mass or temperature...can't figure it out. Thanks MC 
chemistry
The answer when rounded is 40, so I got it! MC 
chemistry
Just need help solving this one, please: The grams of fat in one avocado if it has 405 Calories, 13 g of carbohydrate, and 5 g of protein Express your answer using one significant figure. Thanks MC 
chemistry
For this one The grams of sugar (carbohydrate) in one can of cola if it has 140 Cal and no fat and no protein. Express your answer using one significant figure. Is the answer 40 once rounded to sig figs? Thanks 
chemistry
I need help solving this: The grams of protein in 1 cup of soup that has 110 Cal with 7 g of fat and 9 g of carbohydrate. Express your answer using one significant figure. Thanks MC 
Chemistry
Nevermind, I think the answer is 192, but how do I express this in one sig fig? 
Chemistry
The total Calories for 2 tablespoons of crunchy peanut butter that contains 6 g of carbohydrate, 16 g of fat, and 7 g of protein. Express your answer using one significant figure. How do I figure out the amount of kcal per carb fat and protein? Thanks MC 
chemistry
So what I'm getting as I set up the equation is 60g x 125 x 60 and that doesn't seem right 
chemistry
I'm sorry, I haven't really understood what you've done. could you maybe break it down for me? I'm new at this whole chem thing. What is Tf and Ti? She's good, she's about to get her degree in education! Thanks MC 
chemistry
I'm not sure how to solve this: If 125 cal of heat is applied to a 60.0g piece of copper at 20.0∘C , what will the final temperature be? The specific heat of copper is 0.0920 cal/(g⋅∘C). Express the final temperature numerically in degrees Celsius Thanks 
Chemistry
I have this problem: How much heat energy is required to raise the temperature of 0.365kg of copper from 23.0 ∘C to 60.0 ∘C? The specific heat of copper is 0.0920 cal/(g⋅∘C). I did the equation using formula Heat= mass x change in temperature x specific... 
Chemistry
Also this please The specific gravity of a vegetable oil is 0.85. What is its density? How do I figure it out? 
Chemistry
it's 10^2g 
Chemistry
1.A patient needs 2.10×10−2g of a sulfa drug. There are 8.00mg tablets in stock. How many tablets should be given? Really need help with this! :/ Thanks MC 
Math
I need help with these please: 4. Simplify sqrt27/75. The answer should be in simplest form 5. Solve for w. (3w15) (w^2 + 11w +30) = 0 Thanks MC 
Math
THank you! MC 
Math
Write 1.3% as a decimal .013 Write 0.384 as a percentage 38.4% Are these correct? Thanks 
Math
68  9 = 7? 
math
Can someone please help me on this question! Research subjects that are divided up based on gender, age, etc. to be compared to people of the same group is what type of design experiment? 
Math
I'm really stuck on these STATS questions.Can someone please help! 1. The probability of a car in a population having faulty brakes is .05. If we take a sample of 150 cars, find the standard deviation of the sampling distribution. 2. The strength of ten Ibeams produced in... 
math
Can I gt some help on these questions! 1.Research subjects that are divided up based on gender, age, etc. to be compared to people of the same group is what type of design experiment? 2. A biologist collects a sample of 50 snakes. The snakes have a mean length of 25 cm with a ... 
Math
Thanks 
Math
No clue how to solve this. If you have performed a linear regression of data that ranges from 110 and has a y=2x+5, what is the extrapolated value for y at 11 
Math
1. Exponential growth follows the formula y=a(1+r)^x and exponential decay follows the formula y=a(1r)^x.. This seems obviously TRUE But now I'm having doubts about the decay formula Is this true or false? 
math
Thanks for the compliment haha Been using this username on Jiskha for 5 years now 
math
Got it! 
math
I think its (infinity, infinity) 
math
Not sure about this question... 1. State the range for the function f(x) = log 1/2(base) (x1) + 2 ..help? 
math
ok, i'll remember that next time 
math
1. Find f^1 (x) for f(x) = 2 / 5x+3 I got f^1 (x) = 2  3x / 5x Is that right? 
math
1. The following functions are inverses of each other: f(x) = 3x  7 and g(x)= x+3 / 7 False, right? 
math
It's cool, that's the point 
math
Thanks. ...and I'm a girl 
math
I went through and solved this problem plenty of times...and my answer always comes out to 5/6..however, that's not even one of the choices. One of the choices is 6/5 though... maybe I'm doing somehting wrong 1. Find the missing value. Y is directly proportional to x ... 
math
Is this correct? 1. Write v as the sum of 2 vector components if v = 2i + j and w = 3i  2j v = (12/13i  8/13j) + (14/13i + 21/13j) 
math
18. Exponential growth follows the formula y= a(1+r)^x and exponential decay follows the formula y= a (1r)^x. False? 23. In controlled experiments, the researcher is able to find a casual relationship between the variables True 27. The explanatory and response variables in ... 
Math
1. Find the angle between the vectors, approximate your answer to the nearest tenth. v= (4, 3) w= (2, 6) Answer: 145.3 degrees 17. One type of data that is non linear in nature is the exponential function. False? 19. Exponential data follows the equation y= ab^x. True? 
Math
Can someone please double check my answers. 1. What pattern does the logarithmic function exhibit? a. y = b+a(lnx) b. y = a+b(lnx) c. y = ax+b d. y = axb I think A and B both look right..I just went with B. 2. Let f(x) = log6x and g(x) = log1/2x. For all x>1, f(x)>g(x) ... 
math
Can someone please double check my answers. 1. What pattern does the logarithmic function exhibit? a. y = b+a(lnx) b. y = a+b(lnx) c. y = ax+b d. y = axb I think A and B both look right..I just went with B. 2. Let f(x) = log6x and g(x) = log1/2x. For all x>1, f(x)>g(x) ... 
Math
Can someone please double check my answers (My answers are in Capital) 1. If you produce a million products a day and you want to test ten of them to determine if they are up to standard, which ones will you choose? a. The second ten B. TEN RANDOM UNITS c. The last ten d. The ... 
math
4. When taking a power function and transforming it into a linear function, you get y=ax^b and is equivalent to log y=(log a + b + x) FALSE 5. Exponential data follows the equation y = ab^x TRUE 6. One type of data set that is nonlinear in nature is the exponential function TRUE 
math
Can someone please double check my answers (My answers are in Capital) 1. If you produce a million products a day and you want to test ten of them to determine if they are up to standard, which ones will you choose? a. The second ten B. TEN RANDOM UNITS c. The last ten d. The ... 
math
Thanks!! MC 
math
4. When writing a vector as the sum of two vector components, the first vector to calculate is just the projection of a vector onto another vector. True 5. Work represents a scalar value. True 
math
Can I please get my answers double checked? True or False 1. The tangent function is used to find the angel between two vectors. True 2. If two vectors are orthogonal, then their dot product is 1. False 3. The length of the projected vector is always shorter than the length ... 
STATS
nevermind 
STATS
I have done parts of this question (they are capitalized)which I was hoping someone could double check, and there are other parts that I need help on. 1. The manager of a fitness center is interested in the average weighttoheight ratio of the center's clients. Since the ... 
Stats
I have done parts of this question (they are capitalized)which I was hoping someone could double check, and there are other parts that I need help on. 1. The manager of a fitness center is interested in the average weighttoheight ratio of the center's clients. Since the ... 
math
THnak you! 
math
Can someone please show me step by step how to solve this, I've been stuck. Find the common ration r of the geometric series an that satisfies the following conditions: c=4, S=16 I would reallyy appreciate it if someone could help me 
math
I really need help A person opens up a savings account that pays 4% interest compounded quarterly. The person makes deposits every three months, including the initial deposit of $200 each. How many years will it take for the account to reach $30,000? For this question, I use ... 
Stats
NEVERMIND. I figured it out Sample is neither C nor B....It is D 
Stats
Sooo I'm a little confused on these 2 questions: 1. Sample: a. method of collecting, presenting, and describing sample data b. a numerical value summarizing all the data of an entire population c. a collection, or set, of individuals, objects, or event whose properties are... 
Math
So if it is true for n>3, would the answer be true? 
Math
Can someone check my answers and help me 1. A vector in standard position has its initial points at (0,0) True? 2. The general formula for finding the probability of two events A and B that are not mutually exclusive and overlap is given by: P(A or B) = P(A) + P(B) + P(A and B... 
Math
Can I get some help? 1. If v = (5, 3), 5 v^2 2. For the following vector v, find u, the unit vector with the same direction angle as v. V = 25j Does u = j? 3. True or False: To graphically add two vectors, V+w, using the tiptotail method, place the tail of w to ... 
Math
For the 2nd one I'm getting 299..however my answer choices are 500, 450, 280, or the ball travels an infinite distance 
Math
So I'm getting false for #3... 
Math
I need some help with these quesitons 1. a1 = 1, and an = 4/3an1 for n = 2, 3, 4, ___. What is the common ration, r, for this sequence? 2. A rubber ball is dropped from a height of 50 ft. Assume that each bounce of the ball is vertical and that each bounce reaches a height ... 
Math
I need some help with these quesitons 1. a1 = 1, and an = 4/3an1 for n = 2, 3, 4, ___. What is the common ration, r, for this sequence? 2. A rubber ball is dropped from a height of 50 ft. Assume that each bounce of the ball is vertical and that each bounce reaches a height ... 
Math
1. One of the formulas for finding the partial sum of an arithmetic sequence is Sn = n(a1 + an) True 2. The value of a probability must be in the interval [0, 1]? True 
Math
1. Determine the formula for the nth term of the following sequence: 6, 14, 22, 30, 38, 46, ... I got an = 8n  2 Is that right? 2. The following statement is true by mathematical induction: (4/3)^n > n for all n > or equal to 6 True? 3. To find the 6th binomial ... 
Math
Is the answer 336? 
Math
1. Find the sum of the first 21 terms of the arithmetic sequence given by the formula an = n+5 I see that I have to plug in numbers and get the terms...but i'm sure there's a shorter way to do this instead of plugging in 21 numbers. 2. The following infinite geometric ... 
Math
2. The range of a sequence is the set of positive integers. True? 
Math
1. Find the area of the following triangle: c = 210 ft, A = 42.5 degrees, B = 71.4 degrees All I know is C will be 66.1 degrees... 
Math
I need help with this question: 1. A hot air balloon is held at a constant altitude by 2 ropes that are anchored on the ground. One rope is 120 ft long and makes an angle of 65 with the ground. The other rope is 115 ft long. What is the distance between the points on the ... 
math
Yes I got the formula and plugged the values in :) 
math
I get 15.03 for the area...is that correct? 
math
Gotcha! 
math
I asked my teacher for answer choices for #2 and she said root2/2, root2/2, or root3/4... you said 1root2 
math
area is 1/2bh...so can I make any side the base/height? 
math
Can someone please check my answers and help me with the last question! 1. Solve sin2xcos2x = 4sin2x on the interval [0, 2pi] 0, pi, 2pi? 2. Exact value of sin(pi/12)  sin(5pi/12) root3/4? 3. Using factorial notation, 0! = 1 False? 4. Find the area of the following triangle. ... 
Math
1. use the law of Sines to solve (if possible) the triangle for the value of c. A=27.5degrees, a=15cm, b=36.4cm 2. use the law of Sines to solve (if possible) the triangle for the value of c. B=52degrees, a=8cm, b=12cm How do I solve these type of problems? 
Math
1. I think this one is true. I think the second one is False. I think you can make 2 triangles.