# Posts by jonny

Total # Posts: 52

**calculus**

One ship is sailing South at the rate of 5 knots, and another is sailing East at a rate of 10 knots. At 2 p.m the second ship was at the place occupied by the first ship one hour before. At what time was the distance between the ships not changing?

**Dosage calculations**

Ms. B.B is discharged home with a home care nurse visiting once a day for 8 days. 1. the doctor scribes an antibiotic in oral liquid form to be taken until prescribtion is completed order is amoxil, 1 teaspoon three times a day x 10 days. Calculate amount of each individual ...

**Math**

How to solve this problem? 1:150/1:300 x 2

**math**

Thanks!I got it

**math**

I can just convert 3 of 4 = into 0.75 and multiple by 160 right? wouldn't that be another method

**math**

There are 160 patients. 3 of 4 patient gets BP check, how many of them need check?

**math**

m/5 - 7 = 22 So far i've done this: m/5 = 22+7 m/5 = 29 I don't know how to solve M

**Math**

Write 1/6 as a complex percent. The answer is 16 2/3%. I have NO idea what to do. Thank you

**Math**

Write 14 2/9% as a ratio. Here what I have done so far. I change 2.9 into decimal = 0.22 therefore, 14.22. I change 14.22 into decimal = 0.1422. Do I divide 0.1422 by 10,000 or 1000 to make into a simplified fraction?

**math**

How can I change 33(1/3) percent into fraction? I've done this so far: Change 1/3 into decimal, therefore =0.33 =33.33 TO change into fraction I have to divide by 100 0.33/100? Answer is 1/3 But i don't know how..?

**college physics**

A feather has a mass of 0.05 kg. It falls to ground while experiencing air resistance of 0.3 N. What¡¯s the actual acceleration of the feather?

**Connexus Help**

And in connexus😨☺😡👏

**Connexus Help**

I am in 7 grade

**Chem**

n ice bag containing 204 g of ice at 0 ∘C was used to treat sore muscles. When the bag was removed, the ice had melted and the liquid water had a temperature of 33.5 ∘

**PHYSICS**

The force of repulsion between two identical negative charges is 3.95 N, when the charges are 35.0 cm apart. What is the magnitude of these charges?

**chm**

What is the vapor pressure (in mmHg) of a solution containing 16.0 g of (3 marks) glucose (C6H12O6) in 80.0 g of methanol (CH3OH)? The vapor pressure of pure methanol at 27 °C is 140 mm Hg. If the experimentally determined vapor pressure is 128 mm Hg, account for the ...

**5th science help**

Convert 3.8 m/s to km/h I got 13.68 but I got it wrong, can someone help me know why?

**pre calc**

find the equation of the left half of the parabola: (x+5)^2=4y+2

**trig**

A car drives 1000 feet on a road that is 8 degrees to the horizontal, as shown in the figure. The car weighs 3400 lb. Thus gravity acts straight down on the car with a constant force F=-3400j. Find the work done by the car in overcoming gravity?

**Physics**

6.5

**Physics**

I got 1.21m/s2

**science**

Btu

**7 th grade math**

if the input is 3 and the output is 24 then what is the rule?

**7 th grade math**

i love you

**english**

c but not sure

**geometry**

ye has 44 feet of fencing to enclose a rectangular garden. She wants to to enclose as much area as possible. use trial and error to find maximur are faye can enclose with all 44 feet of fence. name the lencth and width that gives maximum area.

**math**

draw and label BN. Draw and label point T on it.

**math**

An eighth-grade student claims she can prove that subtraction of integers is commutative. She points out that if a and b are integers, then a-b = a+ -b. Since addition is commutative, so is subtraction. What is your response?

**Algebra**

A tourist bus leaves Richmond at 1:00 P.M. for New York City. Exactly 24 minutes later, a truck sets out in the same direction. The tourist bus moves at a steady 60km/h. The truck travels 80km/h. How long did it take the truck to overtake the bus.

**Algebra**

A car started out from Memphis toward Little Rock at the rate of 60km/h. A second car left from the same point 2 hours later and drove along the same route at 75km/h. How long did take the second car to overtake the first car.

**physics**

Assume the mass of the object remains constant. If the Kinetic Energy of an object changes by 1/3, by what factor has its speed changed?

**Physics**

Three charges are arranged in an equilateral triangle with sides of 4 cm. The coordinates and corresponding charge values are as follows: +4q at (-2,0); +2q at (2,0); -q at (0,3.464). The elementary charge of an electron is given by q = -1.602 x 10^-19 C. Determine the torque ...

**Chemistry**

.15 M

**12th grade Biology**

metabolic reactions are catalyzed by enzymes that have multiple functions.

**9th grade**

What is the product of 23 and -27? -------------------------------------------------------------------------------- -621 -521 521 621

**health care**

Develop a unique proposal that describes a new health care system. Consider the current U.S. health care system’s strengths, weaknesses and challenges.

**trig**

write down the value (corect to three decimal places of:- a) sin64= b) tan21= c) cos67.4=

**Chemistry**

can the energy originally stored in gasoline be traced to rotating wheels?

**Chemistry**

can the energy originally stored in gasoline be traced to rotating wheels?

**Chemistry**

List 4 different ways in which the function of hemoglobin could be changed by a single amino acid substitution. i have no sweet clue... the question is very vague

**biochemistry**

List 4 different ways in which the function of hemoglobin could be changed by a single amino acid substitution. and i cant think of a single way because this question doesnt elaborate much further... can someone please help?

**analytical chemistry**

What is the pH at the equivalence point in a titration between 0.4450 F NH3 and 0.1520 F HCl?

**analytical chemistry**

and what would you do with the 500 mL dilution after everything?

**analytical chemistry**

wouldn't you do it a different way since the Na3PO4 is a salt?

**analytical chemistry**

What is the pH of a solution formed by mixing 14.35 mL of 0.200 F HCl with 0.322 g of Na3PO4, followed by dilution to 500.00 mL?

**physics**

n is normal force

**physics**

An airplane is doing a vertical loop in the air. The airplane goes at a velocity of 320 and at the top of the loop, n=500N. The pilot weighs 62kg. calc the radius of the loop vertical loop, given: v=320, n at the top=510N, m=62kg i don't know what eqn i use to find the ...

**physics**

An airplane is doing a vertical loop in the air. The airplane goes at a velocity of 320 and at the top of the loop, n=500N. The pilot weighs 62kg. calc the radius of the loop vertical loop, given: v=320, n at the top=510N, m=62kg i don't know what eqn i use to find the ...

**Physics**

ITS ALL OF THE ABOVE!

**Physics**

Consider a perfectly elastic collision between two objects of equal mass. Object 1 is initially moving with a velocity v = 4.33 m/s while object 2 is at rest. What are the final velocities after the collision? Enter the final velocity of object 1 first.

**physics**

i think friction is cool

**World History**

what was the dust bowl