answersLogoWhite

0

Subjects
>
Science
>
Chemistry

🧪 Chemistry

Chemistry is the scientific study of the properties and behavior of matter. It is a natural science that covers the elements that make up matter to the compounds composed of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during a reaction with other substances.

196k
Q&A
317
Guides
Q&AGuides
Q: Calculate the energy released when a 28.9 gram piece of copper is cooled from its melting point of 1083 Celsius to 25.0 Celsius. the specific heat of copper is .385 joules
1 answer
Q: In the reaction MgCI2 plus 2KOHMg(OH)2 plus 2KCI how many grams of KOH react with 1 mole of MgCI2
1 answer
Q: What information does the second quantum number of an electrons give
1 answer
Q: What happens lithium atom that has lost an electron comes near a chlorine atom that has gained an electron
1 answer
Q: What type of shell is the outermost energy shell of an atoms
1 answer
Q: What is the molecular formula of the compound CH2 with a molar mass 42.0 gmol
1 answer
Q: What patterns are there on the periodic table
1 answer
Q: What happens in reduction
1 answer
Q: How do you write nitrous acid in solution
1 answer
Q: Which factor of both the wheel and the axle can be used to calculate their mechanical advantage
5 answers
Q: How many atoms of oxygen are in three molecules of CaCO3
2 answers
Q: Which of the following carbon skeletons represents a carboxylic acid
1 answer
Q: Is The tip of the blue cone is the coolest part of the Bunsen burner
1 answer
Q: The energy of moving particles in matter is
1 answer
Q: What type of substance is a lipid
2 answers
Q: What is thought to be the evolutionary precursor to feathers
1 answer
Q: What is true of the bronsted-lowry base
1 answer
Q: What is the chemical formula for hemitite
1 answer
Q: What does solubility measure
1 answer
Q: What is O2 gas
1 answer
Q: As a temperature of a fixed volume of a gas increases the pressure will
1 answer
Q: Is sulfuric acid acidic or basic
2 answers
Q: For water write a sentence about the physical changes
1 answer
Q: A lithium atom that has lost an electron it comes near a Chlorine atom that has gained an electron what happens
1 answer
Q: Potassium (K) has an atomic number of 19. It often forms an ion by losing 1 electron. How many electrons would the ion have
1 answer
Q: What is the pH of a solution whose OH1.5x10-6m
1 answer
Q: What change in pressure would result in the volume of gas increasing A 2 ATM to 3 ATM B 3 ATM to 4 ATM C 4 ATM to 1 ATM D 1 ATM to 3 ATM
1 answer
Q: How accurate are mercury and alcohol thermometers
1 answer
Q: Which of the following is a homogeneous mixture a salt water b beef stew c sand and water d soil
1 answer
Q: What elements will most likely form an ion with a plus 1 charge
2 answers
Q: How you decide if a change in matter is physical or chemical
1 answer
Q: Would physical science be useful to a musician
1 answer
Q: What is the difference between electron geometry and molecular geometry in VSEPR theory
1 answer
Q: What would cause entropy cause in a reaction
1 answer
Q: What is the chemical symbol for nitrogen monoxide gas
1 answer
Q: Who performed the oil drop experiement
1 answer
Q: What is a general equation for a single displacement reaction
1 answer
Q: After an approaching ambulance passes a stationary observer what does the frequency of the sound of the siren heard by the observer appear to do
2 answers
Q: Is carbon neutral or ion
1 answer
Q: Which of these correctly describes the melting of ice
1 answer
Q: What does the third quantum number m describe
1 answer
Q: How would a catalyst change the reaction energy diagram
2 answers
Q: Stored energy in a chemical compound
1 answer
Q: If two identical atoms are bonded what kind of molecule is formed
1 answer
Q: What are two physical properties of silver
1 answer
Q: What do you mean by refining of petroleum
1 answer
Q: Which space telescope is used to study x-ray
1 answer
Q: What is the molarity of BaCl2 dissolved in 2L of water
3 answers
Q: Is an atom with 12 protons 12 electrons and 12 neutrons an ion
1 answer
Q: Are cations negative ions
1 answer
Previous12345678910Next

Subjects

Math Science History Business Arts & Humanities Social Studies Engineering & Technology Other Arts & Entertainment Sciences Humanities Sports Auto Hobbies Books and Literature Electronics Food & Drink Jobs & Education Law & Government Travel & Places People & Society Beauty & Health Animals & Plants All Subjects

Top Categories

Algebra Chemistry Biology World History English Language Arts Psychology Computer Science Economics

Product

Community Guidelines Honor Code Flashcard Maker Study Guides Math Solver FAQ

Company

Contact Us Terms of Use Privacy Policy Disclaimer Cookie Policy IP Issues
Answers Logo
Made with 💙 in St. Louis
Copyright ©2023 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.