A homogeneous mixture is made by dissolving 9.98 grams of solid potassium nitrate in 1000 g of water. This is an example of a[ In the mixture, water would be called the |and potassium nitrate would be called the

Q: suppose of magnesium filings and a teaspoon of powdered sulfur are placed together in a metal…

A: Pure substances are composed of only 1 type of element, molecule.

Q: non-matter

A: Non–matter –There are mostly those things around us that have mass and occupy space. But there is…

Q: What is Heterogeneous mixture?

A: Mixtures-these are formed by combination of two or more substances in random proportions can be…

Q: Oil and water do not mix with each other. But when we add oil into water, oil floats over the water.…

A: Oil do not mix with water as oil is non polar and water is polar molecule and polar dissolve in…

Q: (b) Draw a more accurate representation of one unit of C,H,O, dissolved in water.

A:

Q: nen equal volumes of the following pairs of liquids are mixed thnoroughly and allowed to stand,…

A: ANSWER IS

Q: Classify Matter According to Its Composition: Elements ?

A: ANSWER IS :

Q: Using the Identification of Substances by Physical Properties table in the question above, when…

A: The answer is explained below.

Q: or more substances that place but are >A mixture is made up of are in the not chemically combined. >…

A: Mixture : A mixture is a substance in which two or more substances mix with each other without any…

Q: When blue food coloring is dissolved in water, the result is a ________? a. homogeneous mixture…

A: When particles moves from higher concentration to lower concentration than diffusion occurs. The…

Q: one

A: Two Different objects were put in Water. One floats but another one is sunk.

Q: A salt water solution is classified as what type of matter? O homogeneous mixture O heterogencous…

A: Homogeneous Mixture: A homogeneous mixture is a mixture in which the composition is uniform…

Q: Dissolving suger is an example of-(a) Physical change(b) Chemical change(c) Redox Reaction(d) None…

A: Physical change: Changes in only size, shape, state or appearance of a substance not in a chemical…

Q: Write a balanced equation for the combustion of gaseous methane (CH,), a majority component of…

A: A chemical equation is the simplest and easiest way to write the chemical formula of each of the…

Q: This particle diagram is an example of a A)Pure substance B)Mixture Picture in Images

A: A pure substance contains only one kind of particle. A mixture contains many types of particles…

Q: Which of the following is a physical change?   a. Ice melting into liquid water   b. Sodium…

A: Physical changes are changes affecting the form of a chemical substance, but not its chemical…

Q: The "Instant Heat Pack" above uses a chemical reaction to produce thermal energy. Once the pack is…

A: The 'Instant heat pack' uses a chemical reaction to produce Thermal energy. These packs work by…

Q: Which of the following is not an example of a homogeneous mixture? Select any that apply: - Sugar…

A: Concept Introduction: Homogeneous mixture: A mixture throughout the solution in which the…

Q: How much heat, in Joules, is absorbed by 60 g of water in order to increase in temperature from 23°C…

A: Interpretation: The amount of heat, in joules absorbed by 60 g of water in order to increase in…

Q: Which of the following is a mixture?  Brass, carbon monoxide, sulfur dioxide or salt

A: A mixture is formed due to the physical combination of substances bounded together in a…

Q: ______________________ are defined as homogeneous mixtures of two or more pure substances

A: A SOLUTION  is a homogeneous mixture of two or more pure substances.

Q: is distilled water pure substance?

A: Distillation is a purification technique. In this process each compound from the mixture get…

Q: Can liquid nitrogen gas and liquid oxygen gas be mixed with each other?

A: In this question, we will discuss about both liquid gases are mixed to each other or not.  I will…

Q: Question attached

A: The quantity of moles of solute that is present in one liter of solution is molarity. The formula to…

Q: a heterogeneous mixture is

A: In this question we have to tel that what is correct option of heterogeneous mixture.

Q: What is the substance undergoing a chemical or physical change known as?

A: A substance undergoing a physical or chemical change known as reactant. reactant is the substance…

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

A:

Q: If salt dissolves in water, is it a chemical or physical change?

A:

Q: How much heat, in Joules, is absorbed by 54 g of water in order to increase in temperature from 18°C…

A: Given that:  Mass of water = 54 g Increase in temperature , t =  (55-18 )oC = 37 oC

Q: which is an example of a mixture

A: Mixtures are the combination of two or more substances and they are not chemically combined.

Q: Ethanol Oil and Water Water A student combines equal volumes of ethanol and water in a beaker and…

A: The two correct statements has to be decided.

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

A: Applying definition of compounds.

Q: Mixtures are created by physical means (mixing a substance with another; no chemical bonding); if…

A: A mixture is a material containing two or more elements or compounds that are in close contact and…

Q: a) Define melting point. b) Is melting point a physical or chemical property of matter?

A:

Q: True or False When a physical change occurs,  a change in state occurs which indicates that a new…

A: In a physical reaction the property of the component ramains same as before the reaction. e.g. Ice…

Q: What is the si unit for the mass of flour

A: The International System Of Units abbreviated as (SI) is defined as a metric system which is used as…

Q: What is wrong with the following statement? "The results of the experriment do not agree with the…

A: There are some experiments who's value comes near to the true value or the theoretical value.

Q: Is the boiling point of a chemical a physical property or chemical property?

A: Boiling point of a liquid is defined as the temperature at which vapor pressure of the liquid…

Q: Which of the following is a method for separating a solid-liquid mixture?

A: Applying concept of separation of liquid- solid mixture by filtration.

Q: Sodium and potassium are both shiny metals in pure form, but corrode rapidly in the presence of…

A: The reaction of sodium and potassium with oxygen gas and humidity can be shown through the balanced…

Q: What is Homogeneous substance? Give an example?

A: Homogenous substance or homogenous mixture is a phase in which we cannot differentiate the particles…

Q: How many units between the freezing point and boiling point of water do two of the three temperature…

A: As we know that three common temperature scales in use today are the Fahrenheit, Celsius, and Kelvin…

Q: What is a unit of volume of solids

A: Volume of any substance is defined a the space that particular substance takes up,at any particular…

Q: Give an example of a homogeneous mixture and anexample of a heterogeneous mixture.

A: Mixture : In terms of chemistry, whenever two or more than two atoms/molecules/compounds/substances…

Q: These quantity-dependent properties such as boiling point and freezing point are collectively called

A: The objective of the question is to tick the correct answer to the given alternatives.

Q: What are the possible errors in using gravimetric method to determine the mass of total solids in…

A: Solution: In gravimetric analysis method there are two major errors viz personal errors and methodic…

Q: blanks in the statements below: o A mixture of sodium chloride and ammonium chloride can be…

A: The question is based on the concept of separation techniques. There are various techniques used in…