2) a) Write formulas for the figures. Dark circles represent element A and light circles represent element B b) Classify each of the pictures as atomic element, molecular element, compound, mixture of molecular elements, mixture of compounds, mixture of atomic element and compound etc. A figure can have more than one label if needed. Explain your reasoning. a) 8 b) c) d) 8 8

Q: Describe how elements are combined into molecules andcompounds.

A: Chemical bonds link elements together to form more complex molecules called compounds. A compound…

Q: Define element and compound.

A: Given terms,       Elements and compounds.

Q: DIFFERENTIATE COMPOUND, ATOMS, ELEMENTS AND MOLECULES. GIVE EXAMPLES FOR EACH. Write in 10 sentences…

A: Compound, atom, element, molecule all these terms are related to chemistry.  These are all different…

Q: What is the definition of the first compound notation?

A: Given To know the first compound notation

Q: What is the importance of making molecular models

A: Sub-atomic models are the actual models used to address particles in space. It addresses atoms in an…

Q: - Questions 1. Consider adding a single H* to the polyatomic ion phosphate. What is the formula of…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Differentiate between Molecules and Molecular Compounds?

A: Differentiate between Molecules and Molecular Compounds

Q: Help me with understanding how to calulate mass for A1 and A2

A: Molarity = mole of solute(mol)volume of solution (L)Mass of compound = moles × molar mass1mL =…

Q: Use the standard entropy data to determine the change in entropy for each of the reactions listed (…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: If the lower pie chart was drawn asthe percentage in terms of number ofatoms rather than the…

A: Avogadro’s number = 6.022 x 1023 entities                            entities = atoms, ions,…

Q: which metals do not make multiple charges?

A:

Q: Which elements are normally present in organic compounds?

A: SOLUTION: Step 1: Organic compounds are a large class of chemical compounds in which one or more…

Q: D* (aq) + CO,-(aq)→ (s) +3H;O(1) HCI (g) + NH3 (g) → NH,CI (s) 2H2S(g) +302(g) → 2H,0(g) + 2SO2(g)…

A: Equation first :1 )  number of molecules of products is  more than that of reactant so entropy is…

Q: A modern penny weighs 2.5g but is only 2.52% copper by mass. Calculate the number of Cooper atoms in…

A:

Q: What does it mean in the first compound notation?

A: Here we have to tell about what does it mean in the first compound notation? We can explain it as…

Q: What is chemical compound and chemical formula? What are the significant concepts about them?

A: Chemical compound is a substance composed of identical molecules consisting of two or more chemical…

Q: This picture represents Atoms of an element O Molecules of an element O Molecules of a compound A…

A: An atom is a single entity whereas a molecule consists of two or more atoms. Atoms in a molecule…

Q: 99g of molybdenum-95 (isotopic mass = 94.91 amu Please enter your response to the appropriat number…

A:

Q: Choose all letters that apply to FeBr3 O homogeneous O heterogeneous O compound O element O molecule…

A: We are given FeBr3.

Q: 5- Atomic mass of aluminum is 27. Accordingly, which of the following statements is wrong? O A) The…

A: The wrong ans is 1st one

Q: In the following images, the white spheres represent hydrogen atoms and the red spheres represent…

A: An element contains only one form of the atoms. A compound is formed by combining two or more types…

Q: One mole of gallium (61023 atoms) has a mass of 70 grams, as shown in the periodic table on the…

A: Introduction: Introduction: The density will be the same for one atom and a large part of the…

Q: 9. Complete the columns in the table: formula: Sno2 P203 H3PO4(ag) calcium hydrogen name: chloric…

A:

Q: Compound Chemical Formula Elements & Image then write “molecule" or "compound" Uses/Where it is…

A: The given table showing different molecules and compounds. Every molecule has different properties…

Q: 10. Use what you have just learned about chemical formulas to identify the following as element…

A: (a) Br2 -  It is an element, because it has only one type of constituent atoms of bromine. Here two…

Q: Classify each statement as an observation, a law, or a theory. If elements are listed in order of…

A: Observation is what is happening physically is observed through measurements. Law is made on the…

Q: What does the term "first compound notation" refer to?

A: First compound notation is solution set to our 'and' compound inequality.

Q: Analysis of 24.1 g of calcium oxide revealed that it contained 17.2 g of calcium. What mass of this…

A:

Q: 3.7 × 10–4 kg of atoms to micrograms (μg).

A: Given information:Mass of atoms = 3.7×10-4 kg

Q: Fill in the blank. Gravimetric analysis relies heavily on the principle of

A: Gravimetric analysis is a method for compound

Q: Describe what is mass spectrometer in your own words.

A: Spectroscopy is branch of chemistry in which we deal with electromagnetic spectra that results from…

Q: Calculate the mass of 816 molecules of Cu(NO3)2.

A: We know , 1 mole of substance = 6.022 × 10²³ Molecules By using this relation , we can calculate the…

Q: State the number of protons in Ag^+. Express your answer as an integer.   State the number of…

A: Electronic configuration of Ag (47) = 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s1 Number of protons…

Q: It is often possible to change a hydrate into an anhydrous compound by heating it to drive off the…

A: Given: Mass of KF hydrate i.e. KF·nH2O = 31.43 g. And the mass of anhydrous KF after heating = 19.40…

Q: Name/Period: Koja Keley Type of Compound (Ionic or Molecular) Conversion Worksheet the following…

A: Given incomplete table is :  Complete the table ?

Q: What is atom? molecule? compounds? definition, structure and  examples? The structure of atoms?

A: Given the following terms: Atom Molecule Compounds

Q: What is Brownian motion? How is it related to the development of the idea that matter is…

A: The collision of microscopic particles suspended in either liquid or gas makes the particles travel…

Q: Part A In the following images, the white spheres represent hydrogen atoms and the red spheres…

A:

Q: When elements combine to form a compound are the properties of the elements retained in the…

A: No, the properties are not retained. When elements combine to form compounds, their individual…

Q: DIFFERENTIATE COMPOUND, ATOMS, ELEMENTS AND MOLECULES. GIVE EXAMPLES FOR EACH. (essay 10 sentences).

A: Compound, atoms, elements and molecules are basic terms used in chemistry. These are the building…

Q: Empirical Formula Lab video Data Set #6 (tech ID ending with "6") empty crucible crucible and Mg…

A: The aim of the present experiment is to determine the empirical formula of the compound obtained…

Q: 1) What does a chemical formula reveal about the substance it represents?

A: Since we know that a chemical formula is an expression that shows the elements in a compound and the…

Q: molecules is

A: We will calculate no. Of N atoms

Q: What is the volume of water graduated cylinder mass = 75.00 water mass = 45.00, water +bic mass =…

A:

Q: 12. Which of the following definitions of formulas is correctly stated? A. An empirical formula is…

A:

Q: What is the process that allows you to take measurements of mass and volume and determine the…

A: Answer: Mass Determination: To determine the molar mass of an unknown metal chemically, first, we…

Types of Polymers on the basis of Method of Preparation