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Chemistry

Delve into the study of matter, its properties, composition, structure, and the changes it undergoes during chemical reactions. Chemistry is the central science connecting other scientific disciplines.

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Q: Which two elements would NOT be capable of forming an ionic bond
4 answers
Q: What happens in a semisolid if the concentration of the solute is increased
2 answers
Q: What correctly describes the air we breathe
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Q: What two systems work together to exchange oxygen and carbon dioxide in your body
1 answer
Q: When salt forms from positively charged sodium and negatively charged chlorine the charge on the salt becomes negative
3 answers
Q: What volume of 0.416M Mg(NO3)2 should be added to 255ml of 0.102M KNO3 to produce a solution with a concerntration of 0.278M NO3- ions
2 answers
Q: Does sodium break if you drop it
1 answer
Q: How do you get semen stains off fabric
1 answer
Q: Which finish imparts a glassy look to walls
1 answer
Q: How many electrons are there in outer shells
2 answers
Q: Why human responsible of amount at carbon in the atmosphere
1 answer
Q: Is srno3 ionic
1 answer
Q: What is the chemical name of fe2(hpo4)3
2 answers
Q: In what part of an internal combustion engine is the gasoline mixed with air
1 answer
Q: What is the equation for dissociation of Na2SO4 when it dissolves in water
3 answers
Q: What happens when you mix hydrogen and platinum
1 answer
Q: Why did redi perform a second experiment
1 answer
Q: Why are groups 14 and 15 better representatives of mixed groups than are group 13 or group 16
4 answers
Q: What is hyperpotassemia
1 answer
Q: What does zinc iodide and silver nitrate produce
2 answers
Q: How many bonds does a sodium molecule form
10 answers
Q: What is the balanced equation for Chlorine gas reacting with crystals of iodine to form Iodine trichloride
1 answer
Q: What are some substances that are non biodegradable
1 answer
Q: Does c2h2br2 have resonance structures
2 answers
Q: What conclusions can be drawn about the existence of nitrogen-14 and nitrogen-15
1 answer
Q: Why doesn't silver react with sulfuric acid
1 answer
Q: Would silver react with dilute sulfuric acid Why
1 answer
Q: What is the correct electron configuration for an element that has 5 electrons in the third energy level
2 answers
Q: What negative element was introduced into campaign in 1828
3 answers
Q: What are charged atoms of elements that have a unique number of protons and electrons
10 answers
Q: How and where was the antihistamine disposed of in osmosis Jones
2 answers
Q: Is V8 good for a weak stomach
2 answers
Q: NF3 has three F atoms bonded to a central N atom with one lone electrons pair on the N. What is the shape of this molecule
2 answers
Q: What is the name of the ionic compound formed by combining sodiumm and chlorine
1 answer
Q: Is bronze ionic covalent or metallic
1 answer
Q: Is diluted hydrochloric acid an acid. neutral or alkaline
1 answer
Q: How do cobalt and nickel are used in manufactured products
1 answer
Q: What is an element key
1 answer
Q: What property are you testing when you drip dilute hydrochloric acid on a mineral sample
1 answer
Q: What is the molecular formula of lead(ii)nitrate and sodium nitrate
1 answer
Q: What is number of moles of oxygen gas needed to react with 4.0 moles of Mg
1 answer
Q: Which one is the odd one out chlorine bromine oxygen or iodine
7 answers
Q: Is lead bromide a base or alkali
1 answer
Q: What percent of the US electricity is produced from the burning of coal
1 answer
Q: What is the formula of the ion formed when potassium loses an electron
1 answer
Q: Which condition applies when water boils at 100C
1 answer
Q: WHAT IS IONIC COMPOUND FOR pbso3
1 answer
Q: What type of a bond holds the atoms of a compound together
3 answers
Q: What compound does calcium carbon and oxygen make
2 answers
Q: How can we cause the ions in a solution to move towards a specific direction
1 answer
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