08/01/19

The variable z is inversely proportional to x. When x is 18, z has the value 0.83333333333333. What is the value of z when x= 27?
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07/28/19

A rigid container holds a gas at pressure of 0.55 atm at -100 degrees Celsius. What will the pressure be when the temperature is increased to 200 degrees Celsius
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07/28/19

How do I solve this problem
A gas sample has a volume of 0.306 L with an unknown temperature. The same gas has a volume of 0.200 L when the temperature is 30. ∘C, with no change in the pressure or amount of gas.
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07/25/19

What are the cellular components of blood?
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07/23/19

Stuck and would appreciate if someone can help answer this.

Mike and Sandra Hallahan leave the seashore at the same time. Mike drives northward at a rate of 60 miles per hour, while Sandra drives west at 70 mph. Find how far apart they are after 4 hours to... more
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07/23/19

I don’t know the answer, can someone help me out?
3√19/27
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07/19/19

How do you factor -1/4 out of -1/2x - 5/4y
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07/19/19

What is the mass percent of a solution made with 113 g ethylene glycol and 125 g water?

What is the mass percent of a solution made with 113 g ethylene glycol and 125 g water? 
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07/19/19

How many g of AlCl3 are in 63.1 mL of 4.20 M solution?
How many g of AlCl3 are in 63.1 mL of 4.20 M solution?
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07/19/19

What volume of 0.350 M HNO3 can be made from 150mL of 6.6 M HNO3?
What volume of 0.350 M HNO3 can be made from 150mL of 6.6 M HNO3?
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07/19/19

Algebra problems
A teacher distributes €2 among 20 children, giving 5p each to some and 25p to each to the rest. How many students recieve 25p each.
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07/19/19

Multiply an equation
I would like to understand how to multiply..3x^2-2xy+2y^2x-yAd, under x-y it would be a line..
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07/19/19

A fruit company delivers its fruit
A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 5 large boxes and 3 small boxes has a total weight of 131 kilograms. A delivery of 2 large boxes and 6 small... more
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07/18/19

What are the substances that stimulate adaptive immunity called?
Anatomy and Physiology Section for TEAS Test.Practice Question
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07/17/19

What is my average speed if I travel x mph for m hrs and y mph for n hours?
What is my average speed if I travel x mph for m hrs and y mph for n hours?
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07/17/19

quadratic function

  Find the zeros of the function . a.  and  c.  and  b.  and  d.  and   
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07/17/19

quadratic equation

Solve  by factoring. a. 27 and –1 c. 27 and 26 b. 26 and –2 d. 26 and –1  
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07/14/19

Given quadrilateral ABCD, where the diagonals AC and BD intersect at point E. AE≅EC and BE≅DE. Can you prove can you prove that the figure is a parallelogram? Explain.
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06/20/19

Solutions: Chemistry

Mixing 45.0 mL of an NaF solution with excess Pb(NO3)2 results in the precipitation of 1.29 g of PbF2 (see equation below).2 NaF(aq) + Pb(NO3)2(aq) → PbF2(s) + 2 NaNO3(aq) A. What is the... more
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06/20/19

What are the three germ layers?
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06/19/19

If the caffeine concentration in a particular brand of soda is 2.45 mg/oz, drinking how many cans of soda would be lethal? .
If the caffeine concentration in a particular brand of soda is  drinking how many cans of soda would be lethal? Assume that 10.0 g of caffeine is a lethal dose, and there are 12 oz in a can.
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06/19/19

How many Boxes ship
A warehouse worker ships 25 boxes each day. Each box contains 3 shipping labels. A box has 500 shipping labels in it. How many days will it take to use the box with the shipping labels?
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06/18/19

Stoichiometry question
how many grams of H2 are needed to react with 3.00 g of N2?balanced equation is N2 + 3H2 -> 2NH3
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06/14/19

find linear equation

A cab company charges a $5 boarding rate in addition to its meter which is $3 for every mile. What is the equation of the line that represents this cab company’s rate?(thxs a lot for anyone solving... more
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06/07/19

Connie uses 130ml of the epoxy per average tumbler. Rounded, there is about 946ml in a quart. How many tumblers can Connie make with 3 gallons of epoxy? Round to the nearest whole.
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