Explain which has the higher boiling point: Kl or CH4?
Q: Give the systematic name of each covalent compound. Spelling counts. SF2 : P4S3 : CO : P3N5:…
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Q: Determine the number of molecules present in 0.510 g of CO2
A: No. of molecules = No. of moles x Avogadro's number No. of moles = mass of substance/molar mass of a…
Q: Classify each of the following materials as an element, compound, heterogeneous mixture, or…
A: A mixture which has uniform composition is a homogeneous mixture, while which has non uniform…
Q: cool
A: Aluminium has higher specific heat capacity which means you require more heat energy to heat up a…
Q: Explain the following bonding and their typical properties: (1) lonic Bonds (2) Covalent Bond (3)…
A: Bonds are connections formed between different atoms. There are different types of bondings that can…
Q: bond angle in a two electron group molecule: The shape of a two electron group molecule is bond…
A: Introduction: The bond angle can be defined as the angle formed between two covalent bonds that…
Q: (2 mg/L?) ³ (4 mg³) ³ (3 mgº) (2 mg°) (1.3 /L)
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Q: Which of the following is NOT true of a compound? O It is made of elements that keep their…
A: Compound: It is a material that form by chemical bonding between two or more than two chemical…
Q: Bonds What kind of chemical bond is formed when electrons are transferred from atom to atom (when…
A: When electrons are transferred from one atom to another then the atom which loses the electrons gets…
Q: Some substances are able to absorb large amounts of energy which increases the rotation of their…
A: Required : The specific heat capacity of the substance.
Q: Q: Mayati causes metals having a high thermal conductivity. Concentrated collectors are used in…
A: Answer:- Mayati uses in solar water heating system . Solar water heating system is a device that is…
Q: how do you tell the difference between polar and non polar molecules. There is no chemistry option
A: A polar molecule is that molecule which consists of two parts with opposite charges on them. In…
Q: hy do molecular compounds have low melting and boiling points compared to ionic
A: The molecules in covalent compounds are held by weak van der Waal's forces, hence they have low…
Q: Why are argon and neon unlikely to form bonds with other elements? A They are gases at room…
A: Introduction: Elements like argon and neon are called noble gases. The noble gases make up a group…
Q: high melting and boiling points
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Q: Given a hot cup of coffee, and a warm cup of coffee, which can dissolve more sugar?
A: A sugar is added into a hot cup of coffee, and a warm cup of coffee,
Q: Why do you think water and oil cannot be mixed even when beated?Support your answer.
A: Molecules of oil are chargeless and they are not polar. This is the reason oil particles are more…
Q: Magnesium forms the compounds Mg(NO3)2, MgCl2, MgSO4, and Mg3(PO4)2. What are the formulas for…
A: chemical formula is decided by valency
Q: Differentiate between boiling point and normal boiling point.
A: Tthe conversion of solid state into liquid state occurs at a particular point and the tempertaure at…
Q: Q6) Jika dipol ditempatkan di dalam medan listrik. Pada orientasi berapa energi potensial dipol akan…
A: Given :- dipole is placed in an electric field.
Q: At what temperature do we observe the maximum solubility?
A: The figure is associated with maximum solubility is as follows :
Q: What is the mass of 22.4L of CO2at STP? a) 1g b) 44g c) 44kg d) 1kg
A: B
Q: The compound as shown in the image below is O
A: The following question refers to the chemical compund given as showm in the image,
Q: Fe +_ 02 ---> Fe203
A:
Q: 55480/play 6/15 Question Chemistry Reactions Revision What does the diagram represent? 908 1 A…
A: Step 1: By looking at the image we can say that two types of molecules are present. Step 2:…
Q: What is the only physical difference between heavy water and pure water?
A: Water is the main element of Earth's hydrosphere and essential for the livelihood of a living…
Q: Bonds One atom of sodium would most likely form an ionic bond with one atom of: O Sodium can not…
A: In the given figure ,Electronic valency of all elements are given, Hydrogen(H) have valency 1.…
Q: Using any method of your choosing, balance the reaction: Ag3N + 02 Ag2O + __NO₂ When the reaction is…
A: Balancing a chemical reaction: When the number of elements on the reactant side is equal to the…
Q: Q6) Jika dipol ditempatkan di dalam medan listrik. Pada orientasi apa energi potensial dipol akan…
A: Dipole placed in uniform electric field possesses potential energy due to its orientation in the…
Q: How many covalent bonds would the following atom usually form? Question options: 2 3…
A: Refer the given figure, there are 3 single electrons are available in the atom. So, three covalent…
Q: Determine the percentage by mass of each element in the following compounds. place.) (a) ammonia,…
A: (a) In the compound NH3 There is 1 N atom and 3 H atom Mass of N = 14 u Mass of H = 1 u Mass of the…
Q: What does the 2 in front of NaCl mean?
A:
Q: Solutions of ammonia (NH3) and water can be purchased at most grocery stores. What best explains why…
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Q: WHaT Is the total atoms in CH3(CH2)8COOH
A: The total numbers of atoms in the given compound can be calculated as,
Q: QUESTION 13 According to naming rules, the types of compound that use prefixes in their names are A)…
A: Types of compounds that use prefixes in their names.
Q: For the reaction 2 H₂O → 2 H₂ + O2, how many moles of O2 are produced with 2.90 moles of H₂? Your…
A: The given reaction is, 2H2O →2H2 + O2 Here the mole ratio from the balance equation of H2 and O2 is…
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