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Dianne
Questions and answers by visitors named
Dianne
Questions (37)
Balance
Fe2(SO4)3 + Ba(OH)2 => Fe(OH)3 + BaSO4
4 answers
1,784 views
I have 16 numbers: 3,5,10,11,15,20,8,11,9,10,10,12,13,14,
15,10. These numbers have to be arranged in a 4 by 4 (horizontally and
1 answer
356 views
From the information below, identify element X.
a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1
1 answer
801 views
x^2-3y^2=13
x-2y=1 solve for x and y show all your work
3 answers
362 views
The diploid character of eukaryotic cells may mask the appearance of mutation since:
A. this may be a frame shift B. the mutation
1 answer
842 views
How much will it cost me to get my essay critiqued? I have an essay describing each court level and its responsibilities and
2 answers
568 views
Please describe, in detail, two physiological innovations that enabled animals to effectively colonize land.
1 answer
369 views
Annie is walking to school leisurely at a speed of 1.0 m/s for the first half of her trip. She then remembers that her physics
2 answers
570 views
a rectangular with a width of x centimeters has an area of centimeters. x^2 + 50x centimeters. Find the Binomial that resperents
1 answer
495 views
220514130014401434210 find the variance
1 answer
272 views
calculste the variance of this set of numbers 2, 2, o, 3, 1, 4, 1, 3, 0, 0, 1, 4 4, 0, 4, 3, 4, 2, 1, 0, and the standard
1 answer
318 views
Chapter 9: 17. Do students at various universities differ in how sociable they are? Twenty-five
Students were randomly selected
3 answers
1,162 views
How many half lives will it take for a sample of a radioactive isotope containing 20000 radioactive nuclei to decay to 2000
3 answers
622 views
What was Alexander the greats'goal wheb he poured out drinking water offered to him ib the desert and what were the results?
2 answers
704 views
what is the salt name for
Fe3+ reacting with CrO4 3- Thanks!
2 answers
628 views
Practice Problem #16 pg. 307: A researcher theorized that people can hear better when they have just eaten a large meal. Six
2 answers
1,172 views
Aspirin is synthesized in a reaction with a theoretical yield of 0.728 moles of aspirin.
What is the % yield of 1.26 g of aspirin
1 answer
507 views
d. There are 200 students in a sample. How many of these students will have scores that fall under the score of 41? Mean=45
2 answers
775 views
from 630 feet at the top of the horizon. Due to the curvature of the earth how far away is the city. using d=sqrt[3h/2] where d
1 answer
432 views
A certain disease affects 9 out of every 10,000 Americans. In a city of 4.5 milion people, how many would you expect to have the
1 answer
352 views
A researcher determines that 42.7% of all downtown office buildings have ventilation probles. Is this census data or sample
3 answers
1,819 views
IQ scores are normally distributed with a mean u = 100 and a standard deviation o =15. Based on distribution, determine
% of IQ
4 answers
3,517 views
When I look into my beautiful 1981 Vanagon's rear view mirror, I see a semi-truck coming toward me way too fast. The truck has
1 answer
451 views
An electrolysis experiment was run for 17.5 minutes at an average current of 191 milliamps (mA). The mass lost by the copper
1 answer
408 views
An unknown gas sample is collected in a 255mL container at 25 C and 755 mmHg. How many moles of gas are present?
show solution
4 answers
1,406 views
Suppose 50.0 g NH3, 80.0 g CO2, and 2.00 mol H2O are reacted. Determine the
maximum grams of NH4HCO3 that can be produced.
3 answers
1,281 views
A 2.50 L sample of neon gas at 0.00 C and 1.00 ATM is compressed into a 1.00 L cylinder. what pressure will the gas exert in the
2 answers
1,079 views
6-6x+7+3x+4x-5=2-4*3
solve and show steps
1 answer
362 views
You wish to paint your room. It's four walls measures 9ft high and 10ft wide. If one gallon of paint covers 120sq. ft, how many
3 answers
458 views
Choose the sentence that would make the best topic sentence in a paragraph on credit cards.
A. The interest rate can jump to
4 answers
921 views
I need a god thesis for this A good citizen is a great for society. She or he feels that she/he has certain responsibilities
10 answers
767 views
) what cancer diseases that are linked to DNA and RNA tumor viruses. Which diseases are they and which viruses are the causative
1 answer
431 views
Bandura's"Bobo doll" study of social learning and aggression (a) exposed children to a videotape in which someone either played
2 answers
974 views
The population that is represented by a sample is a. Everyone in the US who is the same age as the participants b. the group of
1 answer
467 views
A machine is designed to fill jars with 16 ounces of coffee. A consumer suspects that the machine is not filling the jars
2 answers
758 views
Why are plants considered as producers?
A. Plants produce fruits that can be eaten by animals B. Plants convert energy from the
2 answers
577 views
You push on a box with a net force of 5 N and it accelerates. What happens if you exert the same net force on an object that has
3 answers
628 views
Answers (18)
UR WRONG I TOOK THE TEST THE 3RD QUARTILE WAS 156 AND FIRST QUARTILE WAS 48.5 OMG OMG SUCH AN UNRELIABLE SOURCE!!
okay Thank you
okay I will fix my paragraph and than could I use my last sentence as a thesis
okay can you help on a idea for a thesis
sorry here is the correct one A good citizen is a great for society. She or he feels that she/he has certain responsibilities towards the state, the responsibilities of being loyal and honest. just as the state has certain responsibilities towards him.
thank you and sue does the thesis at the end of my 8 sentence paragraph sound okay . A good citizen is a great for society. She or he feels that she/he has certain responsibilities towards the state, the responsibilities of being loyal and honest. just as
My answer is B
What is the volume of my previous question? Anyone?? 👻
10.5
find the counter example to show that the statement is incorrect when a counting number is 3 and the sum is divided by 2 , the quotient will be an even numbe
D. Is wrong answer
the correct answer is 3 4(5n-7) = 10n+2 20n-28 = 10n+2 20n= 10n+30 10n=30 n=3
Twenty students randomly assigned to an experimental group receive an instructional program; 30 in a control group do not. After 6 months, both groups are tested on their knowledge. The experimental group has a mean of 38 on the test (with an estimated
5/2 is the answer and if it need to be broken down here is the answer 2.1 = 2
220514130014401434210 find the variance
This one is hard to answer without showing you a picture but here goes. The line from the top of the 10m pole to the base of the 70m pole is the hypotenuse of a right triangle. Dropping a vertical line from the point of intersection forms a second triangle
The range is the y values that result from using the x values from the domain. Since one of the x values is -3, substitute this in the equation. f(-3) = 3(-3) - 5 = -9 - 5 = -14. -14 is the first number in the range. Do the same for the other two numbers.
1. y = -1 is a horizontal line and intercepts the y axis at (0,-1). Because it is horizontal it does not intercept the x-axis. 2. X = -1 is a vertical line that intercepts the x axis at (-1,0). Because it is vertical it does not have a y-intercept
