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MATT Nr
Why does solid and powdered calcium carbonate react differently with vinegar?
A solid piece of calcium carbonate did not react well in vinegar while powdered calcium carbonate reacted visibly.
My teacher would like us to explain this using models and graphs but I am not sure how to, or even why they react the way they do. Can somebody please help me?
2 AnswersChemistry1 decade agoQuadratic world problem help?
Can someone please help me with these questions:
1)The sum of the square of two consecutive odd integers is 290. Find the integers
2) Find the two integers whose sum is 96 and whose product is 1728
3)The sum of a number and its reciprocal is 6.41. What is the number?
1 AnswerHomework Help1 decade agophysics homework- projectile motion?
how would i find the initial velocity of a ball that leaves the bat at an angle of 30 degrees celsius from the horizontal and travels 141m horizontally? the surface is a level field.
the answer is suppose to be 39.8m/s[fwd30degrees up].
Please show me how to do this step by step.
1 AnswerHomework Help1 decade agoBrockville ontario Futureshop?
What time would brockville ontario futureshop close at on a saturday?
1 AnswerOttawa1 decade agoLost my passport need help!?
hi, im canadian and i lost my passport on my trip to the united states ! :s can anyone help me on what to do?
3 AnswersOther - Destinations1 decade agoin need of phone help please.?
i own a samsung slyde and just yesterday it started randomly acting up. if i turn on the phone my screen goes all blury but i can still make calls and etc... just cant see really on the screen.... any way to fix this?
2 AnswersMobile Phones & Plans1 decade agoCan someone please help me with this math question?
For the given quadratic, Find:
Domain
Range
Equation of the axis of symmetry
Trnsformations applied to f(x) =2
1) f(x) = 2 (x-3)^2-2
2)y= -2(x-4)^2 - 4
1 AnswerMathematics1 decade agoCan someone please show/help me with this math question?
Given f(x) = 6x^2 - 7x-3
a) state the y-intercept
b) Determine the x intercepts by factoring
c)Use the x Intercepts to find the axis of symmetry and then determine the coordinates of the vertex
1 AnswerMathematics1 decade agoCan some one please help me find the meanings in these poems?
1) to be possessed by her is to possess-
though rooted in this thought
build nothing on it
unreasonable faith becomes you
and mute endurance
even of betrayal
never expect to be brought wholly
into her confidence
being natural woman
She knows what she must do, not why ;
Balks your anticipation
of pleasure vowed;
yet, no less vulnerable than you,
suffers the dire pangs
of your self-defeat
poem 2) Violence threatens you no longer:
it was your innocent temerity
cause us to tremble: veterans discharged
from the dirty wars of life.
forgive us this presumption: we are abashed-
as when a child, straying on the cliff's edge,
Turns about to ask her white-faced brothers:
" do you take me for a child?"
poem 3)
Poised impossibly on the high tight-rope
of love, in spite of all,
they still preserve their dizzying balance
and smile this way or that,
as though uncertain on which side to fall.
1 AnswerPoetry1 decade agoMeaning of poems, help!?
Can anyone tell me the meaning of these two poems? or atleast how you interpret them
1)Alas for obstinate doubt: the dread
of error in supposing my heart freed,
all care for her stone dead!
ineffably will shine the hills and radiant coast
of early morning when she is gone indeed,
her divine elements disbanded, disembodied
and through the misty orchards in love spread-
when she is gone indeed-
but still among them moves her restless ghost.
poem 2 :
Grass- green and aspen-green,
laurel-green and sea-green
fine-emerald-green,
and many another hue:
as green commands the variable of green
so love my many loves of you
4 AnswersBooks & Authors1 decade agograde 11 Math help please?
When your adding numbers together that have exponents do you add them like you do when you mulitiply numbers with exponents?
2 AnswersMathematics1 decade agoMath help! grade 11 math?
can someone explain to me how to do this math problem?
(x^-3)x^5 divided by x^7 ...... the answer should be 1 over x^5
4 AnswersHomework Help1 decade agoKoodo text messeging?
Hi i have a koodo phone and i live in Canada. I'm going to the States within the next week if i text well im in there will i get a roaming charge?
1 AnswerMobile Phones & Plans1 decade agoLong distance calling?
When you call someone who is longdistance does it cost you both money or just the person who called ?
3 AnswersLand Phones1 decade agoThings to do in Winnipeg and area?
Can anyone give me any ideas on what to do in Winnipeg?
3 AnswersWinnipeg1 decade agoThings to do in Nova scotia and New brunswick?
Im thinking about going to Nova scotia and Newbrunswick in the next week or so can any one give me any idea on what to do?
2 AnswersHalifax1 decade agoipod touch help please?
for some reason whenever i play a song, it always repeats that song over and over again instead of going to the next song, can some one help me out and tell me out i can change this.
4 AnswersMusic & Music Players1 decade agograde 10 Math word problem help?
Some one please tell me how to do this question
From the opposite end of a tunnel through a mountain, the angles of elevation to the peak are 37 degres and 49 degres. Find the length of the tuneel if the peak is 2750m above the tunnel
3 AnswersMathematics1 decade agograde 10 math help factoring quadratic equations?
can someone explain to me how to do factoring for quadratic eqautions?
thanks:)
1 AnswerMathematics1 decade ago