Matter is all around you. You breath matter, sit on it, and drink it everyday. What words would you use to describe it different kinds of matter

Q: Give evidence that the density of water does not follow that of most substances, when heated.

A: Of course, density of most matter in the earth(not to say universe) depend on temperature. Water's…

Q: Atomic packing factor is a. none all the above o b. volume fraction of atoms in cell c. projected…

A: To define atomic packing factor.

Q: A piece of cork (density = 0.33 g/cm) with a mass of 10 g is held in place by a string attached to…

A: We need to calculate the tension in the string which is holding the cork in position.

Q: Which is as an element, compound, homogeneous mixture, or heterogeneous mixture? a salad with…

A: Hetrogeneous mixture contains different constituents which do not lose their identity when mixed and…

Q: how does physical science effect our daily living

A: Answer Physical science explains everyday observations and actions. It advances to make modern life…

Q: Describe the atomic substructures of matter and their role.

A: All the stuff is composed up of matter and matter itself has small units called an atom.

Q: The product of atoms in a primitive, base centered ,body centered and face centered unit cells are…

A: Number of atoms in primitive unit cell = 8 at the corner Number of atoms in base centred unit cell =…

Q: 20. fill in the blanks in the following table for the compound carbon dioxide, CO2 Moles Molecules…

A: We know, Molecular weight of CO2 is 44 g

Q: 1) It is a large particle formed by the combination of two or more atoms. 2) It is the ratio of mass…

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Q: 4) a. Which has the greater density 1 kg of water or 10 kg of water? Explain your answer.

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Q: If no molecule in a body can escape, would body have any odor?

A: The odour is due to molecular diffusion, hence if the molecule could escape, the body will have…

Q: Do you find the idea that you are made of recycled atoms disturbing? Why or why not?

A: We are made of atoms that were formed on other starts and distributed across the universe.

Q: Consider the following atoms: A. Gold, B. Copper, C. Carbon, D. Silver. Consult the periodic table…

A: Part a) A. Mass No. of Gold = 197 B. Mass No. of Copper = 63 C. Mass No. of Carbon = 12 D. Mass No.…

Q: A sample of water (2 Hydrogens and one oxygen in each molecule)  has a mass of 10.0 grams. What is…

A: Write the expression for number of molecules

Q: What is the only physical difference between heavy water and pure water?

A: Water is the main element of Earth's hydrosphere and essential for the livelihood of a living…

Q: How to balance this equation:   C2H6S + N2O5 = CO2 + H2O + N2O + S2O

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Q: The table lists the properties of four different samples. Sample Properties 1 always boils at 100° C…

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Q: Models are simplified representations of reality that scientists develop to visualize and explain…

A: A water molecule consist of atoms of hydrogen and oxygen in which there are two hydrogen and one is…

Q: The volume of a sample of oxygen gas changed from 10 mL to 11 mL as the temperature changed. Is this…

A: Solution: Givwn that The volume of a sample of oxygen gas changed from 10 mL to 11 mL as the…

Q: N2 + 3H2  → 2NH3 How many moles of hydrogen, H2, are needed to react with 2.0 moles of nitrogen,…

A: here , N2 +3H2   → 2NH3

Q: Make a descriptive introduction for physical properties of matter

A: Given: Make a descriptive introduction for physical properties of matter.

Q: While analyzing a sample of ore, a geologist finds that it weighs 2.00 N in air and 1.13 N when…

A: The weight of the sample of the ore in air is Wa=Mg where M is the mass of the sample of the ore…

Q: What does each individual ball or particle represent, an atom or molecule

A:

Q: Spherical particles of a protein of density 1.8 g/cm3 are shaken up in a solution of 20°C water. The…

A: Given:Density of spherical particle of protein (ρ) = 1.8 g/cm3.Solution can stand for time (t) = 1.0…

Q: write the balanced chemical equation for P+O2=P2O5

A: 2P+52O2 = P2 O5…

Q: Discuss the forms of the matter and arrangement of the atoms and molecules in each form.

A: SOlution: To Discuss the forms of the matter and arrangement of the atoms and molecules in each…

Q: Label the parts of the equation correctly. 2 H2 + O2 2 H2O

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Q: How would you classify Table Sugar and table salt? An atom, elements, mixtures or a pure substance…

A: A pure substance is a form of matter having uniform chemical composition and characteristic…

Q: Most car oil is 5 W – 30. What does that mean?

A: Numbers preceding W describe the viscosity of the oil at low temperatures. The lower this number,…

Q: If no molecules in a body could escape, would the body have any odor?

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Q: L/4 3L/4 Select one:

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Q: The relative density of a substance is the ____.   A) ratio of its density to the density of water…

A: The relative density of a substance is the ratio of its density to the density of…

Q: What is the mass of 0.75 moles of (NH4)3PO4? O 111.75 g O 121.75 g O 131.75 g O 101.75 g

A:

Q: QUESTION 77) Which of the following is not a factor that affects the shapes of nanoparticles? a)…

A: Dear student, Since all questions are different therefore as per guidelines we can author only first…

Q: 1. All of the things around 2. If you keep cutting an object in half again and 3. The word atom…

A: Since you have asked multiple questions, we will solve question 5 for you. If youwant any specific…

Q: Describe the basic structure of the atom, the substructure of all matter.

A: Structure of an atom. The atom is comprised of electron, proton and neutron. They are the subparts…

Q: A U – tube with some mercury at the bottom is set up vertically and twelve centimeter of water is…

A: Soltuion: Given that heigh of water column h1 = 12 cm height of spirit column h2 = 15 cm

Q: Give a reason why soda drinks should be in plastic bottles rather than in aluminum cans?

A: A typical soda drink may contain acids like citric acid which can react with metallic containers and…

Q: Isra is analyzing the properties of several samples of elements to find out which sample is a…

A:

Q: What are three different states of matter those exist in the world? Name them. Describe their…

A: There are three different states of matter. 1. Solids  2. Liquids 3. Gas