Chemistry

Ruben Mcfarland

Facts about heat absorption

and simple questions about heat absorption with answer

Answer Answers (1)

Chemistry

Rowan

You measure a piece of wood with a meter stick and is it exactly one meter long. How many centimeters long is it?

Answer Answers (2)

Chemistry

Selena Lin

When salt dissolved in water, what type of change occurs?

A) physical only

B) chemical only

C) physical and chemical

Answer Answers (2)

Chemistry

Isabelle Kirby

Select all of the characteristics that define matter. A.) Matter has mass. B.) Matter has volume (takes up space). C.) Atoms and compounds are made out of matter. D.) All matter has the same density.

Answer Answers (2)

Chemistry

Tripp Santana

The science of observing and forecasting weather conditions is called

Answer Answers (1)

Chemistry

Brendan Cox

How many joules of heat are lost by 3580 KG granite as it goes from 41.2°C to - 12.9°C

Answer Answers (1)

Chemistry

Johanna Mcknight

Why does coqi frogs make noise?

Answer Answers (1)

Chemistry

Killian Beck

A block of wood has a mass of 120g and a volume of 200cm what is the density

Answer Answers (2)

Chemistry

Ali Sanford

Which of the following observations likely describes a physical change?

Answer Answers (1)

Chemistry

Davion

F chlorine gas is bubbled through an aqueous solution of sodium iodide, the result is elemental iodine and aqueous sodium chloride solution. What kind of reaction took place?

Answer Answers (1)

Chemistry

Clark Tapia

Why is John Dalton known as the originator of atomic theory? A. He was the first to propose that matter is made of atoms. B. He proved that atoms are divisible in nature. C. He based his theory on philosophical assumptions. D. He could scientifically explain the theory of atoms.

Answer Answers (2)

Chemistry

Gianni Morgan

What happens as a liquid freezes?

Answer Answers (2)

Chemistry

Violet

Which metal is the best choice for recovering copper (reacting with copper) from the solution? Fe, Ag, Zn, or Al

Answer Answers (1)

Chemistry

Sidney Arnold

How many liters of H2O are produces @ STP by the combustion of 30g of CH4 CH4+2O2---> CO2 + 2H2O

Answer Answers (1)

Chemistry

Hayden Kramer

If the formation of NaCl proceeds according to the following equation and change in enthalpy, what is the reaction and change in enthalpy for the decomposition of 2 moles of NaCl? Na + ½Cl2→NaCl, ΔH = - 411 kJ

Answer Answers (1)

Chemistry

Use the knowledge of your schoolmates in Chemistry and help them. So you will find the answers to your questions and learn a lot of new things. It is easier to do Chemistry homework, solve problems and find logic together. Social learning network Education Strings offers its users to ask questions and exchange the answers to any question absolutely for free.