# Posts by helpplease

Total # Posts: 17

**Laungauge**

thanks...

**Laungauge**

What I accidentally left out "can somebody please just explain what the question means? I can answer it myself i just need help understanding it..."

**Laungauge**

Think about the work you completed in your reading role. Determined the ideas that would be most worthy to share in a literary discussion about Walk Two Moons. Provide and explanation for your choices. How did the role you selected and the work you completed help you to ...

**English**

Would it be worser better like this...analogy one: Walter-walking, bird-weaving. Analog y two: sky-, cry-tear? The one I am really lost on is Sandra/kitten story is the comparison the fear

**Math**

never mind found my other post!

**Math**

I need help on this math problem. The width of a certain painting is 5cm less than twice the length. The length of the diagonal distance across the painting is 107cm. Find the length and width. Round your answer to 2 decimal places. Can you check is my substitute is correct? ...

**Math 11**

the next step is: 5L^2-20L=11424 right?

**physics**

3.8x10^5 and 4.27x10^5

**physics**

A 747 jetliner lands and begins to slow to a stop as it moves along the runway. The mass is 3.8 105 kg, its speed is 25.9 m/s, and the net braking force is 4.27 105 N.

**physics**

A 747 jetliner lands and begins to slow to a stop as it moves along the runway. The mass is 3.8 105 kg, its speed is 25.9 m/s, and the net braking force is 4.27 105 N.

**Physics**

If a large housefly 3 m away from you makes a noise of 43 dB, what is the noise level of 1200 flies at that distance, assuming interference has a negligible effect? Noise level of 1200 flies = ??dB HELP: Using the formula for decibels and the given information, you can ...

**Physics**

An iron block of the mass 1 kg is suspended on a spring of the spring constant 140 N/m, and merged into a vessel with 8 liters of water. The mass is displaced by 10 cm from its equilibrium position, and released. How much energy in J has been dissipated by the time the mass ...

**chemistry**

When an electron moves from the n=2 to n=4 state, Does it gain or lose energy? In a more to n=4, is a photon emitted or absorbed?

**Ap Chemistry**

A perchloric acid solution is composed of 168.75 g of perchloric acid and 81.25 mL of pure water. What is the percent by mass of the perchloric acid solution? The density of water is 1.000 g/mL. When I did this part I got 67.5% But, I am having trouble with the secind part. ...

**12th grade**

A perchloric acid solution is composed of 168.75 g of perchloric acid and 81.25 mL of pure water. What is the percent by mass of the perchloric acid solution? The density of water is 1.000 g/mL. When I did this part I got 67.5% But, I am having trouble with the secind part. ...

**calcus**

Sketch the regions enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating rectangle and label its height and width. integrate with either respect to x or y, then find area S of the region given that y=sqrt(x), y=x/2, and ...

**Math**

Hey, I'm working on the same thing and I'm really confused, How did you go about doing 1.a)?