2. How will the melting point of your semicarbazone derivative be af- fected if the derivative is not dry enough? Briefly explain.

Q: tion 10 of 26 rature measures heat. the correct response: True

A: A physical quantity is a physical property of a system that can be quantified by measurement.…

Q: Question 14 Which of the following statements about energy is false? O Energy cannot be converted…

A: Energy cannot be converted from one form into another

Q: Which of the following is the Williamson Ether synthesis product of the following reaction: + Na

A:

Q: Temperature measures heat. Select the correct response: O True False

A: Heat is an energy.It is used to create random motion in the molecule. If two substances has some…

Q: Is paper clip steel more dense or less than water

A: Is paper clip steel more dense or less than water.

Q: Questions 11,12

A: In ionic bond transferring of electron between a metal and non metal occurs but in a…

Q: What is questions #2-b and questions # 3?

A: a)- The  naming of chemical compounds is done by following the IUPAC nomenclature. The priority…

Q: B. Calculate the following information. USE THE FACTOR-LABEL METHOD TO DO YOUR CALCULATIONS!!! 1. A…

A: The density of a solution is calculated by the formula: Density=MassVolume   Note: Since you have…

Q: 1. Which of the following is the longest bond? 2. Which of the following bonds has the lowest BDE?…

A: In this compund there are bond between two carbon. Bonds are may be single bond or double bond or…

Q: None

A: Answer image:

Q: Part 2 CI AICI.

A: Applying electrophilic substitution reaction on benzene.

Q: Some insects, such as water striders, are able to walk on water. In one or two sentences, make and…

A: Water strider are very small insect with light body weight .  They can walk on water just because of…

Q: I neesd help with questions 1-8 in the above questions.

A: We have to answer the following questions NH4Cl compound is acidic, basic or neutral. Write the…

Q: The rock that consist of one mineral called mineraloids. * True O False The earth's crust divided in…

A: Mineraloids are naturally occurring solids that are not crystalline in nature. They may look like a…

Q: Which of these statements is FALSE about the mole? O a. 1 mole is equal to 6.022 x 10 23…

A: Since you gave posted multiple questions, we are entitled to answer the first only.

Q: Describe a patterns/trends in a PHYSICAL property as we move down group 1 and group 7? Group 1 Group…

A: To find: Physical property down the group 1 and group 7

Q: C Draw X and Y. CI, X + Y

A:

Q: questions8,9,10

A: Atoms are surrounded by electrons which revolve around nucleus. During bond formation, these…

Q: None

A: The molarity of dieldrin =0.473mM=0.473× 10−3M (Given)(As we know 1mM=10−3M ) The volume of the…

Q: Define the following terms.  Primary standard

A: Standard solution: The solution that contains accurately known concentration of its solute particles…

Q: type

A: Condensation reactions are those reactions in which an atom or group of atoms is omitted from a…

Q: Which of the following does not belong to the group?     Temperature   Time   Footsteps   Distance

A: Given data :  Temperature  Time  Footsteps  Distance

Q: Research which level or levels of government are responsible for regulations about arsenic

A: To describe about the government regulations about arsenic.

Q: In each of following questions, four words have been given of which three are alike in some way and…

A: As per the rules, only the first question can be answered.

Q: 86 g CCl4 Express your answer using two significant figures. ΑΣφ %3D

A: Consider the given information is as follows; Mass of CCl4 = 86 g Number of molecules = ?       We…

Q: Fossils show that humans have existed

A: By studying the fossil record we can tell how long life has existed on Earth, and how different…

Q: is cutting a cake a physical or chemical reaction?

A: Physical change: a change after which nothing new is created and not old one is destroyed.

Q: The combined ages of three dogs is 24 years. Dog B is five years less than twice the age of dog A.…

A: Let's denote the age of dog A as a, the age of dog B as b, and the age of dog C as c.

Q: Temperature is a macroscopic measurement of a microscopic phenomenon Group of answer choices True…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: Discuss one of the Philosophers and his contributions to science history;Give at least 10 sentece

A: We all have learn about one of the greatest and very attractive philosopher and his name was…

Q: 3. According to quantum theory, matter is made of particles that are constantly in motion. 2. The…

A: The kinetic theory of matter helps to understand why matter occurs in various forms such as solid,…

Q: 100 - 15 = 85 not 75

A:

Q: is urine homogeneous or heterogeneous mixture?

A: A mixture is made of two or more substances that are combined but they are not combined chemically.

Q: Which is a property of a nonmetal? A. Poor conductor of electricity B. Solid at room temperature C.…

A: We know that a nonmetal is Poor conductor of electricity

Q: 1. 2 Li, Etz0 2. 0.5 equiv. Cul Br 3. CH3(CH2)2Br

A:

Q: What is the scientific method answers to the freezing point of water

A: Freezing point of water is 0 oC.

Q: Without using a calculator, decide which would give a significantly smaller value than 8.83 x 10-2,…

A:

Q: thlon lit ctall ) True

A: Answer :             Option b is correct option. It is a False statement.

Q: Type of chemistry

A: In the field of science there are many different types of chemistry. The following page will deal…

Q: 1. Available Safe Egress Time (ASET) is the amount of time required for occupants to evacuate a…

A: The given statement is false .

Q: A magnet is any object that attracts the metal iron. O True O False

A: Interpretation -  To tell about true and false that a magnet is any object that attracts the metal…

Q: POSSIBLE Water exists as a solid (ice), a liquid and a gas (steam). Which state of matter will water…

A: Water can be present in three states of matter I.e. solid, liquid and gas.

Q: Сно NH, H. NI A. B H20 60 °C, 90 atm 23. Predict the chemical name of compound B A.…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: What is Horney's theory in modern society

A: Horney's theory in modern society - Basic anxiety is a term used by psychoanalytic theorist karen…

d-Block Elements

According to the modern form of periodic table, 118 elements are present which are subdivided as four blocks, namely, s, p, d and f-block elements based on the entry of the valence electron or last electron into which orbital.