What is the major product of the following reaction? NO2 NaOCH3 CI O2N ОСHЗ NO2 NO2 NO2 O2N CI Насо CI O2N CI O2N- ОСН3 ОСHЗ II II IV A C II D IV

Q: A mixture is composed of two or more pure substances. True or False.

A: A mixture is defined as the combination of two or more different substances physically.

Q: A substance has a definite shape and definite volume. What is the state of the substance?(a) solid…

A: The substance also called matter having fixed shape and fixed volume?

Q: 4. Vinaigrette dressing with herbs is classified as a/an a. element 5. Tears is classified as a/an…

A: (4) Vinaigrette dressing is a process in which dressing or mixing of vinegar and oil take place ,…

Q: Which of the following is a pure substance existing as different phases in a heterogeneous system?…

A: The correct option is as follows:

Q: whats the differerence between 24k gold being a substance and element and 14k gold being a mixture…

A: Differerence between 24k gold and 14k gold:

Q: References Use the References to access important values if needed for this question. In the…

A: Energy (Q) = 55.7 J Mass (m) = 10 g T1 = 22.2°C T2 = 35.6°C

Q: 5. In which separation method are mixtures spun in a circle? A) filtration B) centrifugation C)…

A: Separation methods are techniques used to isolate and purify different substances in a mixture.…

Q: A homogeneous mixture is made by dissolving 4.23 grams of solid potassium cyanide in 1000 g of…

A: It is given- 4.23 grams of Potassium cyanide is added to 1000g of water and it makes a homogeneous…

Q: 1- Chemistry is the science that 2- Type of chemistry that identification of substances present and…

A:

Q: A soda contains 48 grams of sugar in 342 grams of water. What is the mass percent of the sugar in…

A: mass of sugar = 48 g mass of water = 342 g mass percent of sugar in the water = ?

Q: Indicate whether the following statement is true or false. It is not possible to carry-out the…

A: no we cant subtract both quantities as: pL is picolitre that is  Full name: picoliter Plural form:…

Q: Describe how a homogeneous mixture differs from a heterogeneous mixture.

A: The homogenous mixture is a mixture which has only one phase(means of homo) is present or there can…

Q: D. Determining the Density of a Metal Block 246.1389 Mass of metal block Value of smallest markings…

A: Density of a substance is the defined as the mass per unit volume. Density = mass /volume    Given…

Q: When measuring water or water-based liquids in a graduated cylinder or other liquid measuring…

A: This due to the surface tension, cohesive force and adhesive force. Surface tension is the tendency…

Q: 4. What is a characteristic property of a pure substance? Is the boiling point of a substance a…

A: Pure substances are substances that are made up of only one kind of particles and has a fixed or…

Q: A Homogeneous mixture can not be separated by physical means. Only chemical! Group of answer…

A: A mixture is composed of two or more number of substances which are physically combined without…

Q: Directions: Fill out the template below for each of the mentioned occurrences of matter phase…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: define mixture and distinguish between mixtures andcompounds;

A: A mixture is a combination of two or more substances that can be mixed together in any proportion.…

Q: Q.A20 Complete the following sentence: The mechanical properties of polymers are... (A) brittle (B)…

A: A polymer can be define as a  natural or synthetic substances composed of very large molecules which…

Q: Why is it important to calibrate a thermometer with a set of standards having a range of melting…

A: Thermometer

Q: Q1. Which substance is a pure compound?(a) Gold (b) Water(c) Milk (d) Fruit cake

A: Pure substances can be defined as the compound or an element where an element is a pure substances…

Q: Predict which solid will conduct electricitybetter—sugar or salt.

A: Electricity is nothing but the flow of charge. Since ions are charged species produced either by…

Q: Your chemistry book is O an element a heterogeneous mixture a compound a homogeneous mixture

A: Answer:When more than one substance are combined together to make a single system then such systems…

Q: mixtures =) Complete: A mixture is composed of substances which are not chemically combined.…

A: Let us define the mixture and then fill the blanks.

Q: Which of the following is an example of a chemical property? O A. Boiling of water O B. Sugar is…

A: Physical property - .No new products are formed, only the physical state of the substance…

Q: .  Which is more accurate and precise when measuring liquids: Erlenmeyer Flask or Beaker? why? 2.…

A: There are several instruments used to measure the volume of liquids, including: Graduated cylinder…

Q: How is an element different than a compound?

A: Definition- An element is a pure chemical substance made of same type of atom.   A compound contains…

Q: Is a hydrate a mixture or pure substance? Explain

A: Given :  Type of compound is hydrate. To determine: whether hydrate is a mixture or pure substance.

Q: Identify the following as a pure substance or mixture * xXx

A: Pure substance is defined as the sample containing only one type of molecules of the compound.

Q: Which of the following would be described as particles in constant random motion? A. solid B. plasma…

A: Liquid has particles in constant random motion.

Q: 15) Which one is the derived unit? ( 16) 17) A) Length B) mass C) Time D) Force Which one is not the…

A: Questions are about units errors and chemical and physical changes

Q: the seperation of carbon atoms is diamond is 0.154 n, what is their seperation in meters

A: The separation of carbon atoms in diamond is 0.154 nm.

Q: why are elements and compounds both pure substances?

A: The formation of compounds due to a combination of elements is governed using certain laws. These…

Q: Identify each of the diagrams shown here as an elementor a compound.

A: Hydrocarbons are organic molecules that are mainly composed of C and H atoms. The structural formula…

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: Choose the response that includes all the items listed below that are pure substances. i. Coca Cola…

A: The pure substance refers to the substance in which all the particles (atoms or molecules) are alike…

Q: Which of the following would be a homogeneous mixture?  A) graphite B) milk C) brass D)…

A: Which of the following would be a homogeneous mixture? The answer is given below with explanation.

Q: A quantity of substance that can be seen would be considered the A level.

A: The complete sentence is: "A quantity of substance that can be seen would be considered the…

Q: Which type of matter has a definite compositionthroughout and is made of more than one type…

A: Heterogeneous mixture: A mixture in which components combine to give a non-uniform composition is…