01/20/21

The volume of clay used to build a cylindrical pillar with a height of 9 centimeters is 324π cubic centimeters. The area of the base of the pillar is ____ π square centimeters.
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01/20/21

Algebra 1b unit 4
You decide to make your own hand sanitizer to sell on Etsy. In your garage you find 5 quarts of some antiseptic counter cleaner that is a solution of alcohol and water. The label says it’s 40%... more
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01/20/21

Unit 5 Quiz Review
A laboratory analysis of vanillin, the flavoring agent in vanilla, determined the mass percent composition: Carbon 63.15%, Hydrogen 5.30%, Oxygen 31.55%. Determine the empirical formula of... more
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01/20/21

chlorine makes a pool slightly basic. if the (H+) concentration of the pool is 8.1 x 10 to the power of -11. what is the pH of the pool?
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01/20/21

Please help me!

Given f(x)=1/4(5-x)^2 what is the value of f(11)?
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01/20/21

Chemistry questions

Automobile catalytic converters use a platinum catalyst to reduce air pollution by changing emissions such as carbon monoxide, CO(g), into carbon dioxide, CO2(g). The uncatalyzed reaction is... more
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01/20/21

Solve for x where M is molar and S is seconds
Solve for x, where M is molar and S is seconds.x=(8.4 x 10^3 M^-2 s^-1)(0.19M)^3
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01/20/21

Chemical reactions?
How do you balance and name chemical reactions? What are the rules and steps? Also how do you predict the products? For example- B2O3+NaOH——Na2BO3+H2O ? How you do you balance and name this?
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01/20/21

Which equation in slope-intercept form represents a line that passes through the point (2,3) and is parallel to the line y−9=2/3(x+7)?
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01/20/21

What is the equation?
A fifth grade class checks the pond water each day. They collect some 4 ounce samples of water and one 8 ounce sample of water.What equation describes the relationship between the total ounces of... more
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01/20/21

Sequences and series question:
A landlocked lake has been selected to be stocked in the year 2020 with trout and to be restocked each year thereafter with trout. Each year the fish population declines due to harvesting as well... more
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01/20/21

The length of a rectangle is twice its width. The perimeter is 60 ft. Find its area.
Which of the following equations could be used to solve the problem?2x + 2(x - 3) = 542x + 2x - 3 = 542x - 3 = 54
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01/19/21

Rebecca has $4.15 in quarters and nickels. The number of quarters she has is one less than twice the number of nickels. How many quarters and how many nickels does she have?
Give 2 equations and the nickels and quarters
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01/19/21

algebra 1 question
Find the x- and y-intercepts and then graph the equation          2x + 4y =8  Identify the points corresponding to the intercepts:When putting in your answer, make sure you don't use spaces. Don't... more
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01/19/21

algebra 1 questions
Use the linear equation y=−21​x+5 a. What is the y- intercept? b. What is the slope of the line? c. Sketch a graph of this equation. You will upload it on the next problem.
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01/19/21

The SpongeBob Equation
SpongeBob SquarePants is helping Mr. Krabs place an order for the Krusty Krab. SpongeBob has decided to order cod (which is $3 a pound) and salmon (which is $8 a pound). He needs to buy at least... more
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01/19/21

How many liters are in 223.5G of C2H6 gas?

How many liters are in 223.5G of C2H6 gas? A.7.4L B.116.4LC. 9.9LD. 15.4L
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01/19/21

A mole equals all of the following EXCEPT

A mole equals all of the following EXCEPT...A. 22.4 liters for volume B. The number of atoms in exactly 15g of hydrogen C. 6.02x10^23 atoms/molecules D. The molar mass of a compound or element
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01/19/21

HelloFresh offers a meal subscription program where you pay $32 per month plus an initial sign-up fee for meals delivered to your door. For 6 months it costs you $240.
A. Define your variables and write an equation in slope-intercept form for the above scenario. (Find x and y) B. If you spend $656, how many months did you have your HelloFresh subscription for?
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01/19/21

A line with a slope of 1 4 passes through the point (0, 6) . What is its equation in slope -intercept form?
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01/19/21

If the side of a checkerboard is (3x-2)^2 inches, express the area in terms of the variable x
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01/19/21

A solid 2 cm cable of length 20 m is dropped into a cylindrical tank of diameter 5 m which is half full of water. How much will the liqud level in the cylinder rise?
please explain method to solve
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01/19/21

How many grams of carbon dioxide will be formed when 100. grams of C4H10 is burned in oxygen?
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01/19/21

Q.1. The following passages have not been edited. There is one error in each line. Write the incorrect word and the correction in your answer sheet as given below against the correct blank number.

There could be a highest price to pay for that high command view and top-of-the-world feeling that comes with dwelt above the rest of humanity. The disadvantages of living in the upper floors of... more
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01/19/21

write a well-developed story of 5-7 sentences using these words
AdamantCapriciousDisingenuousExtricateGarish
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