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Which of the following is a mixture? A. carbon dioxide B. silicon C. silicon dioxide D. sand
D. Sand is a mixture of many different particles.
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User: A mixture can be classified as a solution, suspension, or colloid based on the A. number of particles it contains. B. size of its largest particles. C. color of its particles. D. size of its smallest particles.

User: Which of the following is a mixture? A. carbon dioxide B. silicon C. silicon dioxide D. sand

Weegy: D. Sand is a mixture of many different particles.
arkelfarkel|Points 42|

User: A material that is malleable and conducts electricity is most likely A. wood. B. ice. C. a metal. D. motor oil.

Weegy: The answer is: C. a metal.
koaley|Points 6262|

User: Which of the following is a heterogeneous mixture? A. water in a swimming pool B. sugar water C. a jar of mixed nuts D. stainless steel

Weegy: B. sugar water
Caprisun|Points 849|

User: Flammability is a material’s ability to burn in the presence of A. hydrogen. B. nitrogen. C. oxygen. D. carbon dioxide.

Weegy: Flammability is a material?s ability to burn in the presence of A. hydrogen. [smile]
Mayang30|Points 746|

User: Which of the following is a physical change? A. sawing a piece of wood in half B. burning a piece of wood C. rust forming on an iron fence D. a copper roof changing color from red to green

User: A mixture that appears to contain only one substance is a(an) A. homogeneous mixture. B. heterogeneous mixture. C. compound. D. element.

Weegy: A mixture that appears to contain only one substance is a homogeneous mixture.
rdsa77|Points 8703|

User: If an unknown substance CANNOT be broken down into simpler substances, it is A. a compound. B. an element. C. made of one kind of atom. D. both b and c

Weegy: D. both b and c
sipichapie|Points 4794|

User: A substance that has high reactivity A. easily combines chemically with other substances. B. burns in the presence of water. C. displaces dissolved oxygen. D. has a high boiling point.

Weegy: The answer is A. It easily combines with other substances.
jcr.2008|Points 840|

User: Which of the following statements about ice melting is true? A. Energy flows from the ice to its surroundings. B. Water molecules move from their fixed position. C. Water molecules lose energy. D. The temperature of the ice increases as it melts.

Weegy: C. Water molecules lose energy about ice melting is true
Expert answered|uxiali|Points 1431|

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Asked 3/22/2013 3:20:27 PM
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Three noncollinear points determine a triangle. How many triangles can be formed with 8 points, no three of which are collinear? A. 56 B. 24 C. 336 D. 6720
Weegy: I take it that's "no three of which are collinear." I also assume that "can be formed" ought to have been 'are determined by," because any triangle is actually composed of infinite points. This is equivalent to asking how many different [ combinations of 3 points we can select from the 8 possibilities, because each combination determines a different triangle. C(8,3) = 8! / (5! 3!) = 8*7*6 / (3*2*1) = 56 triangles. ] User: If 5 ... (More)
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Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability. The second marble is white given the first marble is blue.
Weegy: First marble is white: 3/(1+3+2+2)=3/8 For the second to be blue: 1/(1+3+2+2-1)=1/7 User: How would you find the empirical probability of getting a red card, if you are choosing a card from an ordinary deck of 52 cards? A. Choose a card from a deck of 52 cards many times and then find the relative frequency of red cards. This would be done by dividing the number of times a red card has occurred by the total number of times a card was ... (More)
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Asked 3/18/2013 4:37:46 PM
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A single die is rolled one time. Find the probability of rolling an odd number or a number less than 3.
Weegy: 1/3 (More)
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Asked 3/18/2013 4:58:47 PM
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Find the apportionment asked for. A small country consists of 7 provinces with the following populations: province a has 25312, province b has 19734, province c has 33407, province d has 19591, province e has 13288, province f has 22751, province g has 31992. There are 300 federal judges to be apportioned according to the population of each province. Find the apportionment for province G using Webster's method. A. 54 B. 55 C. 56 D. 53
Weegy: The answer is D. 53. User: Find the standard divisor for the given situation. Round your answer to two decimals. A small city has 50 police officers to be apportioned among 8 precincts based on the population of each precinct. The populations are given in the following table. precinct 1 has 2115, precinct 2 has3659 , precinct 3 has 3117, precinct 4 has 1833, precinct 5 has 4912, precinct 6 has4027 , precinct 7 has 2776, precinct 8 has ... (More)
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Asked 3/19/2013 12:57:59 PM
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