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Chemistry
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.
221k
Questions
Q: What words describe the reaction of an acid and a alkali
1 answer
Q: What is a triangle of metal and pot called in science
1 answer
Q: How much heat is necessary to vaporize 500 grams of ice at its freezing point
1 answer
Q: How expensive is iridium
1 answer
Q: Why we use ethanol in free fatty acid test
1 answer
Q: Why should the flask be covered not stoppered
1 answer
Q: Is it possible to break steel in half with your bare hand
2 answers
Q: What are the safety measures of iodine
1 answer
Q: How does ultrasonic titration work in drug screeningblood analysis
1 answer
Q: Why doesn't food and oxygen pass through arteries and veins
2 answers
Q: Is mold remover an acid or an alkal
1 answer
Q: What chemical reagent tests for starch
3 answers
Q: What is hydroxide atom
1 answer
Q: How brittle are ionic compounds
1 answer
Q: Can cholesterol hydrogen bond
1 answer
Q: What produces the attraction between polar molecules
7 answers
Q: What happens when you stir sand and water
2 answers
Q: Is scandium it a good conductor of heat and electricity
2 answers
Q: What is the charge on a ion formed by potassium
1 answer
Q: Is sodium bromide a strong electrolyte
1 answer
Q: What compound is formed when iron nitrogen and oxygen are added together
1 answer
Q: Can calcium hydroxide be used to make chalk paint
1 answer
Q: Para que sirve el acido acetilsalicilico
1 answer
Q: IS SODIUM SOAP NA OOC CH2 CH3 SOLUBLE IN WATER
1 answer
Q: Is NH3 a cation or an an anion
2 answers
Q: What is a logical conclusion the student can draw about pure substances
1 answer
Q: What color tube for renal function panel
2 answers
Q: Is there a fatal amount of Capsaicin
1 answer
Q: Do dark colors take longer to dry
1 answer
Q: Why does a wet covering on a canteen keep the water cool
1 answer
Q: WHAT IS THYMOL IODIDE
1 answer
Q: How many significant figures in 120.0
3 answers
Q: What is silicon an alkali metal alkaline-earth metal transition metal or a semiconductor
2 answers
Q: What happens if you lick candle wax
2 answers
Q: What is the systematic name for Ni2(SO4)3
2 answers
Q: What color would gold leave on sandpaper
1 answer
Q: Which grouping of circles when considered in order from the top to the bottom best represent the relative size of the atom of Li Na K and Rb respectively
2 answers
Q: What are molecules with three carbons called
2 answers
Q: Can two solids make up a solution
1 answer
Q: Metal shrinking liquid nitrogen
1 answer
Q: Which chemical is produced during vigorous exercise when the supply of oxygen is limited or inadequate
1 answer
Q: What is another name for the empirical formula of an ionic compound
1 answer
Q: What is the boiling point for thorium in degrees Celsius
2 answers
Q: Why is baking soda in ramen noodles
1 answer
Q: Electrical conductivity refers to carrying electricity and what conductivity refers to carrying heat
2 answers
Q: What does it mean that enzymes are not changed when they perform their function
2 answers
Q: What is the formula for copper ( ii ) tetraoxosulphate ( iv )
1 answer
Q: Which characteristic is shown when a person smells a gas in the air
5 answers
Q: How does enzymes accelerate the metabolic reaction
1 answer
Q: Which substance is formed when impurities in the ore react with calcium oxide
1 answer
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