1. The space between particles of a substance in a solid state is larger than the space between particles in a gaseous state * True O False

Q: What is the physical state in which matter has a specific volume but does not have a specific shape?…

A: We have to predict the correct state of matter.

Q: 5)An element cannot A) be part of a heterogeneous mixture B) be part of a homogeneous mixture C) be…

A: Given An element cannot _____________

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: Define substance and chemistry.

A: Given terms,      Substance and chemistry

Q: Describe the characteristic movement of the particles of solid, liquid and gas and arranged them in…

A:

Q: A good example of a homogeneous mixture is(a) a cola drink in a tightly capped bottle(b) distilled…

A: A mixture is a blend of components where the constituent components retain their properties and…

Q: 14. What is the definition of a physical property? What is the definition of a chemical property?

A: Most of the substances that we see around have certain characteristics and properties by which they…

Q: The density of a solid substance is usually greater than its density in a liquid form, yet the…

A: The term density can be defined as the measurement which can be used to compare the amount of the…

Q: Singles First: the owner of the building wants to have the tenants spread out as much as possible.…

A: Hund's rule can be applied here .

Q: We use the . difference to separate a liquid mixture by distillation. O Melting point Flash point…

A: The temperature at which the solid substance is converted to liquid substance is known as melting…

Q: Question attached

A: Diamond is one of the hardest forms of carbon arranged in a crystalline structure and has high…

Q: The particles in a substance are moving and sliding past each other, but they are still in contact.…

A: This question is related to state of matter. Matter exist in three phases: Solid, Liquid and Gas.

Q: 1. In a change, one kind of matter is turned into another.

A: The answer to the following question is--

Q: Which of the three phases of matter (solid, liquid, or gas) has particles that are in a loose,…

A: Interpretation: We have to choose which state of matter is suitable for above statement.

Q: Classify these substances. More than one answer may apply in each case. H, pure substance element…

A:

Q: Use the References to access important values if needed for A sample of volume 244 cm has a mass of…

A: Mass = 1.04 Kg = 1040 g Volume = 244 cm3 Density = ?

Q: A9.55g sample of a solid was placed in a 15mL flask. The remaining volume was filled with benzene in…

A: Given total mass =19.33 g  mass of solid =9.55 g  Thus mass of benzene =Total mass- Mass of…

Q: You are asked to perform an experiment to determine the density of square block below. In order to…

A: Concept: Density is defined as mass per unit volume. Density =massVolume

Q: Is a change in phase a physical change or a chemical change? Explain.

A: A physical change is a reversible change whereas chemical changes are generally irreversible. No new…

Q: What property of density makes it useful as an aid in identifying substances?

A: Density is a characteristic property of a substance. The density of a substance is the relationship…

Q: Question 4

A: Compound is defined as a chemical species in which two or more elements are bonded together through…

Q: 6. Gases can be compressed because: A. gases do not contain molecules B. molecules of gas can be…

A: 6 There are 3 state of matter  Solid liquid and gas Solid In solid the atoms are closely  packed so…

Q: 12. What is an element? A compound?

A: An element and a compound has to be defined.

Q: Describe a method to determine the volume of a very small needle.

A: There are two ways to find out voulme of needles. there are 2 ways to find size of small needle , we…

Q: Is stainless steel a heterogeneous or a homogeneous?

A:

Q: 1. Imagine if you could zoom in to each state of matter. Draw 10 particles in each state to show how…

A: The three states of matter are the three distinct physical forms that matter can take in most…

Q: A triangle is formed by three roads that connect Shelbyville, Springfield, and Capitol City…

A: Right triangle

Q: 1. Define Volume in the space below.

A: Note:  According to our guidelines we are supposed to answer only one question.

Q: What are the examples of nanostructures?

A: A nanostructure is an object that has at least one dimension equal to or smaller than 100…

Q: Milk is homogeneous mixture and not a compound. Explain this statement.

A: Ans    Milk is a mixture made up of various compounds 1. fats, 2  sugars, 3. water  4. proteins,…

Q: 8. The physical state in which matter is not hard to compress is: A) solid B) liquid C) gas

A: The correct answer is: gas ---> option(C)

Q: Describe solids, liquids, and gases in terms of (a) volume (how they fi ll a closed container); (b)…

A: Since you have posted multiple sub-parts, the answer for first three sub-parts are given below.…

Q: Compare and contrast heterogeneous and homogeneous mixtures. Give examples of each.

A: Heterogeneous mixtures are not uniform throughout the solution whereas homogeneous mixtures are…

Q: heterogeneous

A: A homogeneous mixture is a solid, liquid or gaseous mixture which has the same proportions of its…

Q: A 10.00mL sample of liquid is added to a flask with a mass of 90.05g. The mass of the flask and…

A: Given, Volume of liquid =10.0 mL mass of flask =90.05 g mass of flask and liquid =98.0 g

Q: C10, +L CI0, + Mg2+ Mg-

A: Concept: Oxidation: Increase in the oxidation number Reduction: Decrease in the oxidation number In…

Q: Match the correct word with the description. v Blood is an example of element. A. v Air is an…

A: Elements are those substances which contain the same atoms with same number of protons while…

Q: classsify into solid, liquid or gas Particles are close together but are not held rigidly…

A: To identify whether the given statement represents solid, liquid or gas.

Q: When Jill opened the bottle containing a clear liquid, the whole room smelled like roses." Based on…

A: Compound is a pure substance that is pure and contains atoms of two or more types of elements in…

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

A:

Q: Give an example of   a)Homogeneous mixture b)A nonmetal that exists as liquid cA nonmetal that…

A:

Q: Describe the difference between a theory and a scientific law.

A: We usually come across different theories in the course of study and the scientific laws as well.…

Q: The directions say: Do the following calculations and use the correct number of significant figures…

A: Counting of significant figures is important while doing the calculations.

Q: According to the kinetic-molecular theory of gases, particles in a gas a. have different shapes b.…

A: According to Kinetic Molecular Theory, gaseous particles are in a state of constant random motion;…

Q: What is the classification of the substance in the figure? O A. compound O B. heterogeneous mixture…

A: Compound is the substance which is made by combining of two or more same or different elements.…

Q: another. SOIIA Iiquia A solid is a state of matter that has a gas shape and volume. The attraction…

A:

Q: A) gas B) solid C) liquid D) salts E) ice

A:

Q: B. Heterogeneous mixture D. Pure substance Ca²+? Q5 A combination of sand, salt, and water is an…

A: The sand,salt and water is an example of Heterogeneous mixture.

Q: Filtration is a technique used to separate solids from liquids.

A: Filtration is one of the separation technique.

Q: List three properties scientist should observe or measure for the substances

A: