Science & Mathematics - 14 November 2006

can some one with some knowledge of these elements just tell some facts about it doesnt really need to be long because my school textbook doesnt really go over these elements

2006-11-14 12:31:09 · 4 answers · asked by ? 2 in Chemistry

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Is it true, that 1" of rain equals 10" of snow?

2006-11-14 12:30:40 · 5 answers · asked by Brandon 1 in Weather

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how has l;itium ion batteries led to new technologies on earth (related to space exploration?

2006-11-14 12:30:35 · 2 answers · asked by barkar21 1 in Astronomy & Space

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write an equation in point-slope form of the line that passes through a given point and has the given slope m?

(2,1) m=2

2006-11-14 12:30:31 · 3 answers · asked by thugdude33 1 in Mathematics

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39.Predict the product for the following reaction:

NaI(s) + Pb(NO3)2(s)  _______

a.NaNO3(aq) + PbI(s)
b.Na(NO3)2(aq)+ PbI2(s)
c.Na3(NO3)2(aq) + PbI(s)
d.NaNO3(aq) + PbI2(s)

40.What type of reaction would have occurred in the previous question?

a. combustion
b. formation
c. single replacement
d. double replacement

2006-11-14 12:28:53 · 3 answers · asked by Anonymous in Chemistry

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What color does Xenon emit in Neon signs?

2006-11-14 12:27:35 · 2 answers · asked by Anonymous in Chemistry

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Can a triangle have sides of 4, 2 and 8? justify ur answer?

can u help me????

2006-11-14 12:22:48 · 7 answers · asked by Britt 1 in Mathematics

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If the hole has a diameter of 3.00 mm, what is the height, h, of the water level in the tank?

A jet of water squirts out horizontally from a hole near the bottom of the tank in Figure P9.45.

http://www.webassign.net/sf/p9_45.gif

2006-11-14 12:22:06 · 1 answers · asked by RunmanJr2 2 in Physics

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In Solving Multi-Step equations?

3p-(6p+24)=0

2006-11-14 12:21:37 · 3 answers · asked by Anonymous in Mathematics

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Wouldn't the world be a more interesting place if Dinosaurs reappeared?

2006-11-14 12:21:26 · 13 answers · asked by Anonymous in Earth Sciences & Geology

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more help plz!?

39.Predict the product for the following reaction:

NaI(s) + Pb(NO3)2(s)  _______

a.NaNO3(aq) + PbI(s)
b.Na(NO3)2(aq)+ PbI2(s)
c.Na3(NO3)2(aq) + PbI(s)
d.NaNO3(aq) + PbI2(s)

40.What type of reaction would have occurred in the previous question?

a. combustion
b. formation
c. single replacement
d. double replacement

2006-11-14 12:20:43 · 1 answers · asked by Anonymous in Other - Science

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I need help.....How do i figure out 10% of any total at a store? I FAILED algebra, not my fav subject.?

2006-11-14 12:20:38 · 3 answers · asked by Anonymous in Mathematics

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Algebra HELP?

Nadine has seven more nickels than Delano has dimes. If Delano gives Nadine four of his dimes, then Delano will have the same amount of money as Nadine. How much money do they have together? (Assume that Nadine only has nickels and Delano only has dimes.)

Use only one variable and show work

2006-11-14 12:20:12 · 1 answers · asked by Anonymous in Mathematics

1 ⤊

science 10 help?

35.Predict the products for the following reaction:

CH4(g) + O2(g)  ________

a. CH4O2(g)
b. CH2O(g)
c. CHOH(g)
d. CO2(g) + H2O(g)

36.What type of reaction would have occurred in the previous question?

a.combustion
b.formation
c.single replacement
d.double replacement

2006-11-14 12:18:47 · 2 answers · asked by Anonymous in Chemistry

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is it possible to store the electricity from lightnings caused by thunder storms ?

a guy named benjamin franklin had tried this experiment, but i am wondering, if there's any kind of device that can actually absorb the lightning bolts from a thunder storm and use it as a source for electricity.
Thanks for answering.

2006-11-14 12:18:31 · 4 answers · asked by sammy c 1 in Weather

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i need some help with solving eqations.?

the question is.

You rent an atv vehicle that has 5/8 of a tank of gas. when you are done riding, there is 3/8 of a tank left. write a verble phrase model to represent the fraction of a tank of fuel you used. then write and solve an algebraic model.

please healp. thanks so much.

2006-11-14 12:14:57 · 2 answers · asked by Georgi 1 in Mathematics

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how would one go about solving the Arithmetic Sequence of a1+a2+a3...+a98=2006?

2006-11-14 12:12:41 · 3 answers · asked by Anonymous in Mathematics

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how do i calculate millimeter with my ruler?

please help me to calculate millimeter with my ruler

2006-11-14 12:11:38 · 8 answers · asked by lc 1 in Mathematics

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chemistry homework help...?

"Calculate the heat in joules gained by the water."

and i have the equation

q=mc(delta)t

which is supposed to be..

heat = mass x specific heat capacity x change in temperature.

I'm not really sure what specific heat capacity is, or which mass I'm supposed to use (i have 2)..?

So if someone can please explain it to me.. That would be wonderful.

2006-11-14 12:10:54 · 2 answers · asked by itsallforyou 2 in Chemistry

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what is 10-x=-5 find the value of x?

thx

2006-11-14 12:10:20 · 9 answers · asked by chris 2 in Mathematics

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Can I buy or make a small 24 volt or battery power Receiver?

The receiver needs to be small and only needs to be switched from open to closed by a remote transmitter.

2006-11-14 12:10:03 · 1 answers · asked by Hayia Maa 1 in Engineering