subject

Chemistry, 17.09.2019 08:30 ProAtWork7

Which of these is an example of a physical change?
sugar dissolving in warm water
iron rusting in the presence of moist air
wood burning in the presence of oxygen
baking soda reacting with acid to form a gas

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 22:30

In order to calculate the amount of heat transferred you must know the __ and specific heat of the material, as well as the change in temperature. a. volume b. density c. mass d. enthalpy

Answers: 1

question

Chemistry, 22.06.2019 01:20

Match the acid base pairs by arranging the acid name with the conjugate base formula. hydrogen carbonate hydrogen phosphate carbonic acid read water sulfuric acid phosphoric acid a. co32- b. hso4- c. hco3- d. po43- e. h2po4- f. oh-

Answers: 1

question

Chemistry, 22.06.2019 05:00

Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?

Answers: 2

question

Chemistry, 22.06.2019 09:20

Sugar is dissolved in water. which is the solute? sugar neither both water

Answers: 1

You know the right answer?

Which of these is an example of a physical change?
sugar dissolving in warm water
iron...

Questions

question

Mathematics, 29.09.2019 21:10

The number of internet paid search ads is increasing as advertisers move away from traditional marketing methods. the equation y equals 8.3 x plus 30....

question

Mathematics, 29.09.2019 21:10

Answer the questions in the correct number in the number line , i will put you brainlest if you get it !

question

Physics, 29.09.2019 21:10

Explain your observation in terms of force and newtons 3rd law...

question

History, 29.09.2019 21:10

Provide an example of bias, other than the title, in this document. explain what makes the statement biased...

question

History, 29.09.2019 21:10

Describe the social contract theory and how john locke expanded this idea. ...

question

Chemistry, 29.09.2019 21:10

Which two structures would provide a positive identification of an animal cell under a microscope? answers: 1. plasma membrane, endoplasm...

question

English, 29.09.2019 21:10

You walk onto the playground after school. you have two choices in front of you: you can join your three oldest friends by the swings, or you can mee...

question

History, 29.09.2019 21:10

How did the french and indian war lead to the revolutionary war?...

question

English, 29.09.2019 21:10

What sort of data would you want the simulation to graph automatically for you...

question

Social Studies, 29.09.2019 21:10

How does extremism affect politics?...

question

Mathematics, 29.09.2019 21:10

What is another way to write this number? (3 x 1,000) + (3 x 10) + (3 x 1bo) + (3 x 1000) 3,030.033 303.303 303.033 3,0...

question

Spanish, 29.09.2019 21:10

Read the incomplete sentence. choose the option with the correct word or phrase that completes the sentence. dormir is an example of a e → ie stem-ch...

question

History, 29.09.2019 21:10

This picture shows the leaders of the big three meeting in tehran, iran, in 1943 in this picture, franklin roosevelt is seated o at...

question

Mathematics, 29.09.2019 21:10

Consider the sequence of steps to solve the equation: 2(x − 4) + 6x = 9x − 10 given ⇒ 2(x − 4) + 6x = 9x − 10 step 1 ⇒ 2x − 8 + 6x = 9x − 10 step 2 ⇒...

question

Chemistry, 29.09.2019 21:10

4 suzanna notices that when she rolls a marble on the carpet, the marble slows down and stops. what force causes the marble to change its...

question

History, 29.09.2019 21:10

Using this data and the scenario discussed above, write a 250-word essay declaring whether or not the war powers act works within the constitutional a...

question

Physics, 29.09.2019 21:10

Three positive charges a, b, and c, and a negative charge d are placed in a line as shown in the diagram. all four charges are of equal magnitude. the...

question

Physics, 29.09.2019 21:10

The red light from the ant passed into the lens as the light enters the lens, state what happens to 1. its wavelength 2...

question

English, 29.09.2019 21:10

A. in each of the following groups, one statement is the general point, and the other statements are specific support for the point. identify ea...

question

English, 29.09.2019 21:10

“a raisin and the sun” what do the stage directions when ruth wakes travis at the start of the play most reveal about ruth? a. that...

More questions: Chemistry Another questions

Questions on the website: 13722359