# Posts by sam

Total # Posts: 5,242

**Math**

What is 4+ 1000000.

**math**

The answer is 63

**chemistry**

How many moles of lead iodide are produced from 300. g of potassium iodide? Usie the reaction below. PB(NO3)+ KI = Ni9OH)2 + NaNO3

**Math**

sam travelled 1/4 of a journey by bus. He jogged 1/2 of the remaining distance and walked the rest of the way. If he walked 800 feet, what was the total distance he traveled?

**math**

Evaluate the limit using the appropriate Limit Law(s). lim t → 2 of (t^44 − 9)/ 2t^2 − 3t + 7

**crime**

I need to find facts on this so I am able to cite it in a paper

**crime**

How might a news company’s political alignment alter its presentation of crime in America?

**linear algebra**

If A is an n × n matrix, then A = S + K, where S is symmetric and K is skew symmetric. Let A= [1 3 -2;4 2 2;5 1 2] Find the matrices S and K described above can some0ne explain how to get these two matricies? thanks

**Chemistry**

Consider the titrtation of 25.0mL of 0.0100M Sn2+ by 0.0500M TI3+ in 1 M HCL, using Pt and Saturated Calomel Electrodes to find the endpoint. F=96486.7 Cmol E0 Sn4+/Sn2+ =0.15V E0 TI3+/TI+ = 1.28 Esce = 0.241V R=8.3141 J K Mol (D) calculate E at the following volumes of TI3...

**Chemistry**

19,103

**Chemistry**

A solution contains 1.694 mg of CoSO4 (MW 155.0) per mL. Calculate a) The volume of 0.008640 M EDTA needed to titrate a 25.00 ml aliquot of this solution. Step 1. 0.001694g * 25ml * 1/155 g/mol= 0.0002732 mol Step 2. Volume of EDTA needed = 0.0002732 mol/ 0.008640 M = 0.03125 ...

**Chemistry (Re-post)**

A solution contains 1.694 mg of CoSO4 (MW 155.0) per mL. Calculate a) The volume of 0.008640 M EDTA needed to titrate a 25.00 ml aliquot of this solution. So this is my working out for this section, Step 1. Moles of CoSO4 = 0.0001694mg * 25mL * (1mol/155g/mol) 2.732*10^-4. ...

**Pre-Calc**

The concentration C of a chemical in the bloodstream t hours after injection into muscle tissue is C=3t^2+t/ t^3+50 A. Determine the horizontal asymptote of the function and interpret its meaning in the context of the problem. B. approximate the time when the bloodstream ...

**Pre-Calc**

A company produces portable cassette players estimates that the profit P (in dollars) for selling a particular model is P=-76x^3+4830x^2-320,000, 0 ≤ x ≤ 50, where x is the advertising expense (in tens of thousands of dollars). Using this model, find the smaller of...

**Earth Science**

2. Which statement best describes an igneous intrusion? A. Magma explodes to the surface and forms a smooth outer layer of rock. B. Magma is injected into surrounding rock forming an igneous intrusion. C. Magma is exported to an open area and forms iron. D. Igneous intrusions ...

**Chemistry**

A solution contains 1.694 mg of CoSO4 (MW 155.0) per mL. Calculate a) The volume of 0.008640 M EDTA needed to titrate a 25.00 ml aliquot of this solution. moles CoSO4 = 0.001694mg/ 155 g/mol = 1*10^-6 mol Moles EDTA = 1*10^-6mol/0.025L = 0.000436 mol/L (in 25 mL) This is where...

**computer graphics**

Write an OpenGL program that allows interactive creation of polygons via mouse input. That is, I click to create new vertices until I like the polygon, then make some indication (double click, right click, press a key, click a button; your choice) that I’m done, and the ...

**math**

thanks

**math**

what i am just saying am i right

**math**

am i right ms sue

**math**

are u sure i am right

**math**

ms sue

**math**

please i neeeed help i think a but i not 100% sure

**math**

please help ms sue please or any body

**math**

what is the ratio of the measurements 6/12=2.5/5 in simplest form a.2:1 b.6:12 c.1:2 d.none of these

**math**

ok now can u look at the new question i put up please

**math**

here it is ms sue

**math**

there is to right traingles and we have to find the missing side the first traingle has 4 on the bottom and 2 as its height the second trangle has a 9 on the bottom and the x as the height which number is x. a.4.5 b.18 c.8 d.2.25 i think a

**math**

what do u think on the 2 one ms sue

**math**

im i right on these questions

**math**

so the first question is a

**math**

could you help with this one there is to right traingles and we have to find the missing side the first traingle has 4 on the bottom and 2 as its height the second trangle has a 9 on the bottom and the x as the height which number is x. a.4.5 b.18 c.8 d.2.25 i think a

**math**

i think it is d

**math**

ms sue please help

**math**

12/6 =5/2.5 a.2:1 b.6:12 c.1:2 d.none of these

**ss**

please

**ss**

could u help me ms sue

**ss**

do u know this question ms sue math 12/6 =5/2.5 a.2:1 b.6:12 c.1:2 d.none of these

**ss**

thanks

**ss**

am i right ms sue

**ss**

one is d and 2 is a

**ss**

i think a for the 1 one and b for the second one

**ss**

there is the 2 question

**ss**

why is the work session for legislators 40 day? a.legislators were meant to hold other jobs not be career politicians b.state business takes a short time to complete c.it gives legislators time to campaign for re election d.it allows representatives to work closely with ...

**ss**

thanks so much i am typeing the other question

**ss**

how is the number of constituents represented by each district decided a.by country boundary b.through geographics boundaries such as rivers c.by political party d.through apportionment

**ss**

thanks can u help with two more please

**ss**

i think a and c but i am not sure

**ss**

here is the new question ms sue

**ss**

ms. sue here is the question

**ss**

which of the following are true statements about the qualifications of state legislature? a.senators must be at least 21 years old b.no one without a college degree may be a legislature c.legislatures must be Georgia residents for at least 2 years d.legislatures may serve any ...

**art**

i posted it as a new question ms sue

**art**

which of the following are true statements about the qualifications of state legislature? a.senators must be at least 21 years old b.no one without a college degree may be a legislature c.legislatures must be Georgia residents for at least 2 years d.legislatures may serve any ...

**art**

thanks could u help me with another one please

**art**

the bicameral organization of the georgia legislature consists of what? a.the house and senate b.the supreme court and the governor c.districts and apportionment d.senior and junior members

**art**

could you help with one more please

**art**

thank u i will tell u what i made

**art**

ms.sue? please i really need help thanks

**art**

can u please help me before midnight please

**art**

i have one more question im so sorry what inference near eastern cultures the best? a. all citizens were excellent writers b.only god worship the near east

**art**

so the first one is d and the second one is b

**art**

so it is b

**art**

could you tell me the answer please thank you so much

**art**

thats the answers

**art**

symbol of fortune byzantine god feared creature byzantine diet

**art**

i have one more question a golden byzantine belt is imprinted with the figure of a hunting falcon what cultural message is the artist hoping to send

**art**

so it would be d

**art**

please could u help me ms.sue

**art**

i really need help i looked in all my notes and everything please thanks

**art**

in near eastern culture the winged genius often represented in art and artifacts was a blank god a.destructive b.creative c.understanding d.benevolent

**astronomy**

a light year is a unit of distance most comparable to the distance from earth to what? nearest galaxy nearest star outer solar system

**statistics**

a statistics instructor collected data on the time it takes the students to complete a test. the test taking time is uniformly distributed within a range of 35 minutes to 55 minutes. determine the standard deviation, what is the probability a particular student will take less ...

**calc**

Is the matrix 6 0 0 5 a linear combination of the matrices 1 0 0 1 and 1 0 0 0 ? how do you figure this out?

**math**

20

**math**

find the simple interest on naira 28 for 25 years at 1 percentage per annum.

**MATH**

okay thank you ! :)

**MATH**

i know the answer is 0.08 but how can i isolate for i instead of using the method guess and check 5000 = (800[1-(1+i)^-9])/i

**MATH**

an annuity has an initial balance of $5000. annual withdrawals are made in the amount of $800 for 9 years, at which point the account balance is zero. what annual rate of interest, compounded annually, was earned over the duration of this annuity? PV = $5000 R = $800 n = 9 i...

**math**

an annuity has an initial balance of $5000. annual withdrawals are made in the amount of $800 for 9 years, at which point the account balance is zero. what annual rate of interest, compounded annually, was earned over the duration of this annuity? PV = $5000 R = $800 n = 9 i...

**physics**

An Olympic pool has dimensions 50.0 m × 25.0 m × 2.68 m (length × width × depth). The density of the pool water is 1007 kgm-3. Atmospheric pressure (1.00 atm) is acting on the surface of the water. If a child dives down to the bottom of the pool what ...

**math**

nvm again... sorry

**math**

joshua won $250000 in a draw to support the local hospital. he does not need the money for 3 months, so he decides to invest it in an account that pays 8% simple interest annually. calculate the interest paid on joshua's investment at the end of the 3 month period.

**Precal**

The angle of elevation from a ship in the ocean to the top of a lighthouse is 21deg. If the lighthouse is 200 ft. tall, how far out is the boat? Be sure to show work for partial credit.

**Math 1**

doing this right now

**math**

What symbol did people use to define an angle before the angle symbol was invented ? Thank you

**math**

How do I solve this? -5(4x+1) =15 Thank you

**Static Friction..I really Have no Idea**

A 0.40 kg block rests on a desk. The coefficient of static friction is 0.20. You push the side of the block but do not have a spring scale to measure the force you use. The block does not move. Which statement is true about the force of static friction? It is no larger than 0....

**Chem**

A bicycle pump inflates a tire whose volume is 577 mL until the internal pressure is 627 kPa at a temperature of 21.7°C. How many moles of air does the tire contain?

**math**

Tony jogs 4 2/5 miles from the gym to his home daily. If he takes a water break after 2 1/4 miles,how much further does he have to jog home?

**math**

Tony jogs 4 2/5 miles from the gym to his home daily. If he takes a water break after 2 1/4 miles, how much father died he have to jog home?

**math**

lamina in the xy plane is bounded by y=0,x=0 and 2x + y=2 has mass density at (x,y) equal to the distance to the x-axis. find the mass of the lamina. the part that is tripping me up is the mass density

**math**

A health researcher wanted to know if there was a difference in success rates between three methods of quitting smoking: A, B, and C. She designed a study with 15 participants, 5 in each group, and asked participants to track how many cigarettes they smoked in a 2-week period...

**calc**

a lamina in the xy plane is bounded by y=0,x=0 and 2x + y=2 has mass density at (x,y) equal to the distance to the x-axis. find the mass of the lamina. the part that is tripping me up is the mass density

**calc**

A vector parallel to the tangent to the curve x=3t^(4/3) y=2t^3 -1 z= 2/(t^2) at the point (3,-3,2) on the curve is: the answer is <-2,3,2> how do you get this??

**calculus**

thanks! I got it!! :D

**calculus**

Given f(x,y,z)=<y,z^2-x,x> use stokes theorem to determine the flux integral curlF dot ds, where S is the graph of z=9 - x^2 - y^2 for z>=0 , oriented by the upward normal. please help!

**math**

how do you convert centimeter into meteres

**math**

Sheldon needs to buy 8 gallons of ice cream. Cold Farms price small size $2.50 for 1 pint large size $4.50 for 1 quart Cone Dreams price of small size $4.25 large size $9.50 for 1 gallon Which size container of Cold Farm ice cream is the better deal? Explain Which size and ...

**math**

a vector parallel to the line of intersection of the planes. x-2y-z=6 and 3x-y+z=4 the answer is <3,4,-5> so first, I took the cross product of <1,-2,-1> and <3,-1,1> which I think is v. in the equation p0 + tv. << this is the equation for the line of ...

**Economics**

On keynesian model what variables are used