Theory versus Law

Q: 39 Which event is an example of a physical change? (1) iron rusting (2) fireworks exploding (4) ice…

A: The changes in the appearance of the substance is called as the physical change. Physical changes…

Q: There are 2.60   x 1015 short tons of oxygen in the atmosphere (1 short ton 5 2000 lb). How many…

A: Consider the given information is as follows; Mass of oxygen in the atmosphere= 2.60×1015 short…

Q: Below are several statements. Each statement can best be classified as either a law or a theory.…

A: A theory is an explanation of an observed phenomenon or data set that may or may not have…

Q: difference between physics and chemistry

A: Physics looks for unifying principles; chemistry often focuses on the particulars. Chemist has an…

Q: 5. In x = -1.45 + In(5.0 × 10) x-?

A: • The given problem is,      ln x = - 1.45 + ln(5.0 × 10-7)     • We need to calculate the value of…

Q: uestion 1 lany chemistry conferences have held a 30-Trillion Angstrom (A) Run. How long is thi…

A: The question is based on the concept of dimensional analysis. We have to convert angstroms into…

Q: Part 2 CI AICI.

A: Applying electrophilic substitution reaction on benzene.

Q: Discuss the difference between theory and scientific law

A: Theory: The plausible explanation which is given for various kinds of phenomenon, event or behaviors…

Q: Explain the significance of the law of conservation of energy.

A: In a chemical reaction, energy cannot be created or destroyed but it can be transformed to another…

Q: Explain the history of chemistry

A:

Q: wchich of the following terms descibes what a doctor formswhen treating patients prior to ordering…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: is ado ded tő r2+ (aa) t (aa) + 2X

A: According to the question, a soluble salt MX2 is added to water in a beaker. The dissolution…

Q: Definetion of chemistry

A: Given Name of subject = Chemistry  Definition = ?

Q: All of these are examples of chemical properties except:   A. Density  B.Solid formed   C. Color…

A: We need to determine which of the given properties is not a chemical property

Q: Chemistry explain it

A:

Q: Highlight the five significant contributions of Robert Boyle, Antoine Lavoisier, and John Dalton to…

A: Robert Boyle was born on 1 Jan 1627. He was a scientist with outstanding experimental skills. He was…

Q: According to the Greek philosopher Aristotle in 350 B.C., what five basic elements composed…

A: According to Aristotle, the Greek philosopher the five different basic elements that composed…

Q: What is the difference between a scientific theory and a natural law?

A: The difference between a scientific theory and a natural law has to be defined below.

Q: Which of the following terms describes what a doctor forms when treating patients prior to ordering…

A: Experiment is the term required for the treatment of the patient by the doctor with the normal…

Q: ne of the best learning in school is learning HISTORY, i.e. the history of Chemistry, we know that…

A: The history of chemistry starts from the ancient time span to the current era. Examples:  1.…

Q: Popcorn pops because there is a what type of CHEMICAL evolution:  a. oxygen b. water vapor c.…

A: Along with time interval, a change that brings difference in the structure of molecules, that is,…

Q: Ice Sculpture Drop of water Air around clouds State (Solid, Liquid, or Gas) Physical description…

A: Ice sculpture  State:-   Solid Physical description:- cage like structure Drop of water State :-…

Q: William Higginbotham invented the Tenuss T/F

A: William Higinbotham was a scientist famous for the development of the radar devices used in World…

Q: CFCs break down to form chemicals that react with ozone. Is this a macroscopic or a microscopic…

A: CFCs break down to form chemicals that react with ozone. Is this a macroscopic or a microscopic…

Q: What are the three fundamental laws of chemistry?

A: The laws of chemical combinations are the fundamental laws of chemistry.

Q: Which of the scientist's contribution to the Atomic Theory do you consider to be the most…

A: Neil Bohr's findings are most significant.

Q: X He JOu Ho Culor

A: The dehydration of alcohols takes place when they treated with concentrated H2SO4. The elimination…

Q: these

A: According to the question, we need to determine which theory is an acceptable theory today.

Q: What are branches of science and what are the purpose?

A: Science in simple terms is the systematic study of the physical and natural phenomena by closely…

Q: A chemist mixes sodium with water and witnesses a violent reaction between the metal and water. This…

A: A reaction basically exhibits an overall chemical change that yields new molecules/substances as…

Q: If an idea cannot be disproven by some possible observation or test, can such an idea be supported…

A: In practice, science does not always prove phenomena, but it seeks to eliminate the explanations…

Q: The history of science is important to current and future research. O True O False

A: History of the science includes different facts, different things which happened at various time in…

Q: When nature behaves in a certain way over and over again, under all sorts of different conditions,…

A: Please find your solution below : Law is a relationship between variables in a group of data that…

Q: Distinguish between elements and compounds.

A: Elements can be described as the simplest form of the pure substance which can not be broken down…

Q: Type of chemistry

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

Q: What is the si unit for the distance from earth to the sun

A:

Q: Classify each statement as an observation, a law, or a theory. a. Chlorine is a highly reactive gas.…

A: The given statements are classified as an observation, a law or a theory has to be given.

Q: Discuss several political,social or personal considerations that might affect a scientist's…

A: Scientists are human. They have prejudices, they can misinterpret data and get emotionally attached…

Q: Which of the following is based upon repeatable data and is no longer tentative? -Theory…

A: Which of the following is based upon repeatable data and is no longer tentative? -Theory -Scientific…

Q: Complete each of the following equations by adding the missing species:

A: In radioactive reactions, the products can be obtained by adding or subtracting the mass numbers and…

Q: number 22, is this correct?

A:

Q: c. 0.756 g/mL to ng/L d. 9.647 x 10 nm/s to m/yr (Assume that the year is 2022).

A:

Q: how do you define chemistry

A: Chemistry is defined as the study of composition, behaviour or properties of various substances…

Q: Describe the steps of the scientific process in details. Explain the difference between a theory and…

A: The basic steps of the scientific methods are :- Make an observation that describes a problem…

Q: Anything that is observed or measured about a sample of matter is called a(n)?

A: