Monday

July 28, 2014

July 28, 2014

Total # Posts: 824

**physcial science**

When 1 kg of ice at 0 degrees Celsius absorbs 80 kilocalories of heat, the ice undergoes a) a change of state b) a loss of energy c) a rise in temperature d) an increase in volulme The heat of fusion of water is 80 kcal/kg. That means that 1 kg of ice will melt if it absorbs 8...

**math linear equations**

suppose you earn 5.50/h at a bakery. From your first paycheck you discover that $1.15/h is withheld for taxes and benefits. you work x hours in a five day week and you spend $3.75 each day on lunch. Write an equationfor your earnings for a 5 day week after taxes and expenses. ...

**physics**

hello, i have this question. Calculate the average force of friction acting on a wooden block as it propelled along the floor? i have done the following solution first of all i don't know what average force of friction means? i found the Fapplied by strecthing the elastic ...

**Social Studies**

I am trying to find information on Australia's dairying exports. I can find where Australia exports milk to but I can't find out what those countries do with the milk. Can you recommended somewhere to find this information. Thanks They drink it. What else? These countr...

**equibrium - help!**

Consider the reaction CO(g) + H2O(g) <--> CO2(g) + H2(g) Use the appropriate tables to calculate a) delta-G*f at 552*C b) K at 552*C I'm pretty sure I have a good idea of how to do this: I believe I can use Gibbs-Helmholtz equation to account for the temperatures... ...

**history**

name 2 jobs for Native American boys & 2 jobs for the girls. Thank you for using the Jiskha Homework Help Forum. You do not mention if you mean volunteer or paying jobs. Just think about things teenagers, etc. can do in any group. Native Americans respect the land so many of t...

**history**

who were the Cherokee mound builders? These mound builders lived long before the Cherokees existed. http://en.wikipedia.org/wiki/Mound_Builders http://www.mississippian-artifacts.com/ Thank you for using the Jiskha Homework Help Forum. Since you specifically asked about the Ch...

**history**

why are the early groups of Native Americans called prehistoric? They are called prehistoric because the early groups of Native Americans didn't have a written language. History is written -- so anything that happens that is before the use of writing is prehistoric (before...

**advanced functions-logarithms**

log(base 10)(x+5)+2log(base10) log(base10)(x+5(10 to the 2nd power) log(base10)(100x+500) I love you china.

**great depression 1920's**

What weakness existed beneth the surface of the general 1920's prosperity, and how did these weakness help cause the Great Depression? http://www.google.com/search?q=causes+great+depression&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA The...

**Physics**

Two forces act on a 0.200 kg ant: F1 =(3.00i - 8.00j)N and F2=(5.00i + 3.00j)N. Express the net acceleration of the ant in unit vector notation. The resultant force is 8.00 i - 5.00 j Newtons. Divide that by the mass (0.2 kg) for the acceleration vector, in m/s^2.

**math**

what is 84 over 100 in simplest form? If i had a calculater i could help you but i can't do it on paper hit me up this is shawn and help me with my problem I don't know what you call simplest form? 84/100 could be written as 0.84. If you want it reduced to the simplest...

**social studies**

need information about western African Indians, and their food,shelter clothing? What time period?

**social studies**

what are the qualities of a good socialstudies? HOW ARE The textbook used by the teacher? Opinions vary. And it depends on the course, and the age of the students, and the IQ level of the students (AP, regular, or less). My own use of texts has a history tending to not use the...

**Probability**

I have this question that's bugging me and will be grateful if someone can show me the caliculations also so that I can do others on my own bat. "David Brain, CEO of ACME STAINELSS STEEL INC, has appointed you as an environmental consultant to assess the possibility o...

**science plz help**

because your stupid

**Math**

A triangular number is a number that can be represented by dots arranged in a triangular shape as shown below. The first four triangular numbers are 1,3,6,10. What is the 10th triangular number? the 20th? the 100th? 1st 2nd 3rd 4th . . . . . . . . . . . . . . . . . . . . Is th...

**5th Grade Math**

7200ft= mi ft

**music**

IS THERE ANY MUSIC TEACHERS THAT CAN HELP ME PLEAS??? ITS REALLY URGENT yes do you know what singing points are please? Ok, try this. A point can be defined as the subject of a fugue. In the piece you're analyzing, is there a part that more than one voice sings? For instan...

**music**

what are singing points? As a music teacher, I've never heard of them. How are they used in the homework? my homework task was to find out 2 different singing points and i can't find it anywhere!! That doesn't make any sense. Are you supposed to be analyzing a chor...

**Math**

Is .04 = to 4/10? nope.... .04 is 4/100 .4 is 4/10

**Algebra 2**

Jim's weekly pay is 2/3 of ALicia's. Together they earn $600 per week. What is each person's pay? Can you leave me an equation on how to solve this? Let Alicia's pay be Y. Then Jim's pay is (2/3)Y. ======================================= Y + (2/3)Y = 600. S...

**Accounting-- any comments please**

it correct for company to write off their inventory in their current price as the inventory prices will reduced more in future.

**math**

solve for a a x 25 = ( 7 x 20 ) + ( 7 x 5 )a multiply it out. 25a=140+35a subtract 35a from both sides -10a=140 divide both sides by -10

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