# Posts by Carlo

Total # Posts: 31

**Math**

Mildred has a bag of coins the back contains 10 dimes five Nichols and one penny to randomly select two coins from the bad one at a time with the replacement what is the probability that Mildred Will select the dime first then a penny

*March 19, 2016*

**Algebra 1**

r=distance/time r=36 miles/1 hour r=36 m/h or mph

*October 8, 2013*

**physics mechanical energy and power**

A car m = 1850 kg is traveling at a constant speed of v = 30 m/s. The car experiences a force of drag (air resistance) of Fd = 300 N. Write an expression for the power the car must produce Pi to maintain its speed. Part (b) What is the power in HP? No Attempt No Attempt Part (...

*October 7, 2013*

**physics mechanical energy**

A skateboarder with mass ms = 42 kg is standing at the top of a ramp which is hy = 3.7 m above the ground. The skateboarder then jumps on his skateboard and descends down the ramp. His speed at the bottom of the ramp is vf = 6.3 m/s. Write an expression for the work, Wf, done ...

*October 7, 2013*

**physics**

A block of mass m is initially at rest at the top of an inclined plane with a height = 4.4 m which makes and angle of θ = 17 degrees with respect to the horizontal. It is observed to be traveling at v = 0.2 m/s a distance d after the end of the inclined plane as shown. ...

*October 7, 2013*

**trigonometry**

howard and keight who are 2km apart are on a horizontal plane observe a balloon in the same vertical plane with themselves the angles of elevation are 50 degrees and 65 degrees respectively find the height of the balloon. A.if its situated between howard and keight B.If it is...

*March 19, 2012*

**trig**

howard and keight who are 2km apart are on a horizontal plane observe a balloon in the same vertical plane with themselves the angles of elevation are 50 degrees and 65 degrees respectively find the height of the balloon. A.if its situated between howard and keight B.If it is ...

*March 19, 2012*

**CHEMISTRY HELP!!**

Initial [HCHO2](M)= 0.5 [H+](M) = 0 [CHO2-](M)= 0 Change = ? Equilibrium = ?

*April 28, 2011*

**CHEMISTRY HELP!!**

Formic acid (HCHO2) is a component of bee stings. It is a weak acid and dissociates according to the equilibrium shown below: HCHO2 <===> H+ + CHO2- Kc = 1.8 x 10-4 For a 0.5 M solution of formic acid, we wish to determine the equilibrium concentration of H+. Complete ...

*April 28, 2011*

**physics**

thank you very much my friend.

*February 6, 2011*

**physics**

What is the cost of electrical heating 50 liters of water from 40degree celsius to 100degree celsius at USD 8.0 /kwh?

*February 6, 2011*

**physics**

A resistor is to have a constant resistance of 30(ohm), independent of temperature. For this, an aluminum resistor with resistance R1 at 0(Celsius) is used in series with a carbon resistor with resistance R2 at 0(Celsius). Evaluate R1 and R2, given that a1=3.9 x 10^-3 degree ...

*February 6, 2011*

**technology in the classroom**

what is one disadvantage of drill-and-practice programs?

*November 4, 2010*

**curriculum content**

which is the oldest art? A.Dram-theater B. photography C. Dance D. music

*November 1, 2010*

**curriculum content**

when are childern first developmentally ready to being learning science?

*October 20, 2010*

**Teacher AIDE**

classroom management techniques

*October 4, 2010*

**Enhancing childrens selt-esteem**

what is inappropriate for a teacher or teacher aide to

*September 25, 2010*

**Elimination Method Help**

3454657654

*July 20, 2010*

**math**

write as an algebraic expression five trips of x mileseach, plus another 5.8 miles. i am thinking 5 x + 5.8

*January 8, 2009*

**math**

write as an algebraic expression five trips of x mileseach, plus another 5.8 miles. i am thinking 5 x + 5.8

*January 8, 2009*

**math**

I am thinking that 10 x h+3

*January 8, 2009*

**math**

Write as an algerbraic expression 10 times higher than the chair's height h, plus 3 inches. Also$3 more tha half of whaat Jason makes d.

*January 8, 2009*

**Math**

I know the fractional parts for each box but would i have abetter chance to win with box A ,Box B or with either one?

*January 8, 2009*

**3rd grade**

they have the same sound...but what to i write for the analogy??? batter is a type of ________as stake is type of______________ buckle is a type of__________as seat is a type of _____________

*November 20, 2008*

**3rd grade**

This is exactly as it shows on the work sheet. I can't figure it out.

*November 20, 2008*

**3rd grade**

language & arts question Relationships Example: glance is to look as gasp is to sound glance is a type look and gasp is a type of sound _______________________________________ make a realtionship: 1. Shatter is to break a. talent is to crowd b. batter is to stake c. write is ...

*November 20, 2008*

**3rd grade**

language & arts question Relationships Example: glance is to look as gasp is to sound glance is a type look and gasp is a type of sound _______________________________________ make a realtionship: 1. Shatter is to break a. talent is to crowd b. batter is to stake c. write is ...

*November 20, 2008*

**health**

thank you but they didn't answer me well?

*July 29, 2008*

**Debating**

help as in what advice,opinion can you clear it up?

*July 28, 2008*

**Ap Chemistry**

Hi, I was wondering if you could possibly help me with this chem question. For the relatively slow decomposition of NOCL into NO and Cl2 according to the reaction below, it is known that the reaction is second order w/ respect to NOCl and that after 23.4 minutes that 75% of ...

*February 24, 2008*

**science**

a placebo in an experiment is also know as this

*October 16, 2007*

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