Which of the following particle diagrams represents a mixture? (Each circle of a diffe B

Q: Which one of the following is an example of an element? A) brass B) nickel C) bronze D) sterling…

A: An element is a pure substance that cannot be broken down into simpler substances by means of any…

Q: Is Au the symbol for gold?

A: Aurum is tge latin word for gold.

Q: An element reacts with oxygen to give a compound with a high melting point. This compound is also…

A:

Q: Phases of matter for He 1. In this box using a circle to represent each He atom, draw what you think…

A: The solution is given below -

Q: Which arrangement of elements did Mendeleev find produced a repeating pattern of properties?

A: According to Mendeleev Periodic law, the periodic properties of the elements are repeated after…

Q: Which mixtures in the image represents what type of mixture? (Drag and drop your answers in the…

A:

Q: The charge an a cation is... * O negative O positive neutral

A: The answers to these questions are as follows:

Q: Identify the different forms of energy that constitute the total energy of a macroscopic amount of…

A: Kinetic energy , Internal energy and potential energy are the different forms of energy that…

Q: 45. List the symbol and atomic number of each element.(a) carbon(b) nitrogen(c) sodium(d)…

A: The atomic number of an element represents the number of protons or the number of electrons present…

Q: or selenium (#34)?

A:

Q: 1. a) List the five main ideas of the particle theory. 1. b) Use the particle theory to explain why…

A: a)  The five main ideas of particle theory are - 1. All matter consists of extremely small…

Q: (2 Questions) First letter always capitalized. If there is a second letter, it is always lower-case.…

A: Since first two questions are for same topic and the remaining one are different, we solve only…

Q: List the symbol and atomic number of each element. (a) boron(b) neon(c) silver(d) mercury(e) curium

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3 sub-parts. Please resubmit the…

Q: 8 S and S8

A:

Q: Which of the following physical properties do you think would help you determine whether the shiny…

A: There are many properties which can be used to determine whether the shiny nugget is gold or not .…

Q: Question 17 of 22 Submit Complete the MO diagram (below) to determine if I, is paramagnetic or…

A: If there is the presence of unpaired in the molecular orbital diagram of a compound,then the…

Q: Which group(s) in the periodic table contain only nonmetals?

A: The group in the periodic table contain only nonmetals has to be given,

Q: which of the following statement is incorrect * All parts of mixture show same O properties called…

A: Law of conservation of mass states that Total mass of reactants is equal to the total mass of the…

Q: Is this impossible to have element or not? n = 7 ; l = 6 ; m = 5 ; s = - 1/2

A: An electron has wavefunction which is an address

Q: a) list the order of these gases the electron would pair to from least to greatest potential energy…

A:

Q: +, - nich of the following correctly indicates whether the solid represented by the particulate…

A: Need to examine both positive and negatively charged ions in the given model

Q: None

A: Recall that:The vertical columns on the periodic table are called groups or families because of…

Q: What would you multiply "grams of argon" by to get the units "atoms of argon" ? ((number) 9 Ar…

A: The number of molecules or atoms present in the one mole of the substance is equal to the Avogadro…

Q: The molecules of the substance ammonia are made up of three hydrogen atoms bonded to one nitrogen…

A: Ammonia (NH3) is a colorless gas with a distinct, pungent odor. It consists of one nitrogen atom…

Q: 8. Muon is a particle, which has a proton at the center and a muon particle orbiting around. Muon…

A: Solution - According to the question -  where,  In other word,  and     Since the charge of muon is…

Q: Mention the existing types of distillation

A: Distillation is a process in which the liquid mixture is purified and separated into the pure…

Q: When pipetting, immerse the tip BELOW the meniscus making sure that the tip CONTACTS the container…

A:

Q: The diagrams show Use the diagrams in the boxes below to Ex 8. 8. 00 1 Which boxes contain gases?

A: The matter is made up of particles. The arrangement of particles is dependent on the phases like…

Q: Recognize the important subdivisionsof the periodic table: periods, groups(families), metals, and…

A: Recognize the important subdivisions of the periodic table: periods, groups (families), metals, and…

Q: Complete the missing blanks in the following question: Anions tend to be_ and cations tend to be (a)…

A: Anions are those which have negative charge and cations has positive charge.

Q: Gray metallic Zinc appers to be replced by metallic copper. Is their one element that is being…

A: Answer:When more reactive element is added in the solution of less reactive element then more…

Q: Identify the following as a heterogeneous mixture, a homogeneous mixture, a compound or an element.…

A: An element is a pure substance which is made up of only one kind of atoms while a compound is a…

Q: 1. Which of the following is NOT a pure element Nitrogen Carbon Dioxide

A: Pure substances :- Pure substances consist of single type of particles. Pure substances can be…

Q: CI F CI "CI (a) (b) (c) Br (d) (e) (f)

A:

Q: Explain the four points of the particle model of matter.

A:

Q: A neutral object is sketched below, in black and white. There are positive and negative electric…

A: Answer:Opposite charges attract each-other and same charges repel each-other, so presence of a…