Based on the evidence, what metal are pennies mostly made of, and what metal are dimes mostly made of? Write out a sentence justifying the conclusion

Q: How do solids, liquids, and gases differ?

A: Everything that contains specific mass and also occupies certain mass gets considered as "matter".…

Q: Find an application of the following topics in your discipline: a. Crystals b. Metals c. Polymers d.…

A: There are different type of substances which have different applications -  (a) Crystals -  Crystal…

Q: Q1. The colour of silver and gold nanoparticles changes according to the particle's ....... OK

A: The color changes depending on the size/shape of the gold nanoparticles.

Q: Classify the following as element, compound, homogeneous mixture, or heterogeneous mixture. Some…

A: Homogenous mixture--->>It is a mixture of substances blended so thoroughly that you cannot see…

Q: Which of the following is the correct description of theinside of a grapefruit?(a) It is a pure…

A: Grapefruit is hybrid fruit which is originated from natural cross hybridization between sweet orange…

Q: Define substance and give two examples of things that are substances.

A: The matters are defined as a substance, mixture, element, or compound. Each category of matter…

Q: Could the compounds shown below be separated by distillation? Yes or No. Using a sentence, explain…

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Q: Tetra Pak are commonly consist of layers of materials as shown in the figure. This classification of…

A: What is another name of tetra pack material is given below.

Q: What type of metal is this? Aluminum, Copper, Lead or Iron?

A: Specific heat of metal in cal/g˚C is 0.220 Specific heat of metal in J/g˚C is 0.920.

Q: sugars from honey and 100% fruit juice are natural one therefore we don't need to limit the amount…

A: Given  sugars from honey and 100% fruit juice are natural one therefore we don't need to limit the…

Q: Explain what is the role of temperature on the phases of matter.

A: Anything that occupies space and has mass is called matter. Matter can exist in three physical…

Q: Can you light diamond on fire

A: in combustion reaction compound is burned using help of oxygen gas , when organic compound is burned…

Q: An untested explanation of a series of experimental observations is called is a tested/testable and…

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Q: topic: matter do you think that each sample occupies space? write the reason(s) for each sample…

A: Yes, since the two items listed above is an example is matter which occupies space while the light…

Q: 25. Two types of matter are mixtures and pure substances. The two types of pure substances are

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Q: Is smoke a matter or not? If yes, then why. If not, why not

A: Anything that occupies space and has mass is called matter.

Q: Which macroscopic characteristics differentiate solids, liquids, and gases? (List as many as…

A: There are the physical properties of matter explained at 2 levels Macroscopic Level Microscopic…

Q: Cite the evidence that indicates that only physical changes occur when a platinum wire is heated in…

A: Physical change means any kind of change of a substance's form like size, colour etc. without being…

Q: When is decantation applicable in separating solids from liquids

A: When the liquid has to be separated leaving the solid behind in a liquid mixture, then decantation…

Q: What is an element? A. Oxygen and nitrogen joined together. B. A piece of pure nickel C. A water…

A: The question is based on the concepts of general chemistry. it talks about elements which is purest…

Q: What branch of chemistry would study all other elements except carbon based materials? Explain.

A: Given branch of chemistry would study all other elements except carbon-based materials

Q: a In which block of the Periodic Table would you find nickel and copper?

A: Atomic number of Nickel = 28 Electronic configuration of Nickel = [Ar] 3d8 4s2 Period Number of…

Q: William Higginbotham invented the Tenuss T/F

A: William Higinbotham was a scientist famous for the development of the radar devices used in World…

Q: Is pure 24-carat gold a substance, element, and/or compound? Explain.

A: 24-carat gold an element. It can be also reffered to as pure substance. It contains only the gold…

Q: why or why not does a golf ball fit the definition of matter?

A: Solution:      Matter is everything we see around us which has a mass and occupies space.Matter has…

Q: Medical Technologists and technicians separate the plasma or serum from the solid formed elements of…

A: Blood is a specialized connective tissue. It has plasma and cells. Cells present in the blood are as…

Q: What type of change in matter is characterized as having a new substance formed in the process?

A: Given  New substance is formed in the process  Type of Change = ?

Q: Given the following mixture devise a separation scheme that will physically separate each component.…

A: The given mixture contains glass beads, toluene, Fe fillings, NaCl and sand. The steps involved to…

Q: Why do gems have different properties than metals? I need a claim,evidence and reasoning.

A: Gems are the polished forms of gemstones. They are precious stones or minerals such as diamond,…

Q: Which of the following is a pure substance? baking soda salt water cooking oil duct tape orange…

A: Pure substances are compounds with individual chemical and physical properties with same…

Q: Recall from earlier this semester- what does heterogeneous mean?   a. A mixture of chemicals which…

A: The term hetero means different. Which means the mixture should be in different environment so that…

Q: As you know, one way to classify matter is by its material. Metals, nonmetals, and metalloids are…

A: The periodic table's leftmost elements have the strongest metallic characteristics, and when we move…

Q: Copper wire has a diameter of 2.00mm.  What length of this wire containes 1.00 mol copper

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Q: Two beakers contain clear colorless liquids, when the contents of the beakers are mixed,a white…

A: Physical change impacts only physical properties such as shape, size, melting point, and boiling…

Q: Please construct a concept map of the classification of matter, and put several examples within each…

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Q: A scientist has two containers. Inside each container is a blue liquid. The liquids are substances.…

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Q: A compound is a pure substance whose smallest representative is identified as?

A: Applying definition of compounds.

Q: If atoms are mostly empty space and atoms compose allordinary matter, why does solid matter seem to…

A: The reason why solid matter does not have space within it has to be explained.

Q: You observe an unknown substance under a microscope. You notice that the molecules are tightly…

A: Matter has four states namely solid, liquid , gas and plasma. Each states of matter has unique…

Q: Consider two samples of palladium, an element used in automobile catalytic converters. Sample A is a…

A: Given as Sample A Mass = 97.36 g; Length = 10.7 cm; Radius=r = 9.82 mm Sample B Mass =49.02  g,…

Q: what is the current prevailing theory on the most basic unit of matter?

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Q: How would you classify a pure silver necklace? Compound Heterogeneous mixture Homogeneous mixture…

A: Compund is made up of different elements , when 2 or more elements combine they form compound .…

Q: Blood contains a liquid component and living cells. Would it be classified as a compound or a…

A: Compound is combination two or element in fixed proportion and they cannot separated physical method…

Q: Identify each of the following mixtures. Base your answers on the property described. particles that…

A: Depending upon the particle size ad properties mixture can be classified as true solution, colloid…

Q: you explain further how you will know that aspartame will hve a smaller volume? Aren't both cans…

A:

Q: A sample of wine consists of water, sugar, some amount of ethyl alcohol, and grape juice. These…

A: the mixture that is formed by the combination of two or more substances but not chemically. a…