subject

Chemistry, 11.07.2019 22:00 rachelkim999

Which is a physical change? cooking pancakes making toast burning wood melting chocolate

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 19:00

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

Answers: 2

question

Chemistry, 21.06.2019 22:00

Match each object to its description: a. coma of a comet b. comet tail c. oort cloud haze surrounding a nucleus created by solar wind. hypothetical sphere around the solar system

Answers: 1

question

Chemistry, 22.06.2019 10:30

Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2

Answers: 1

question

Chemistry, 22.06.2019 21:20

Which proportionality applies to avogadro’s law?

Answers: 3

You know the right answer?

Which is a physical change? cooking pancakes making toast burning wood melting chocolate...

Questions

question

Social Studies, 17.07.2019 04:30

Your audience will be more likely to understand your informative speech if you organize your ideas logically. a. true b. false...

question

Physics, 17.07.2019 04:30

What is the efficiency of a carnot engine eperting with th=tc...

question

Mathematics, 17.07.2019 04:30

Apply the pythagorean theorem to find the distance between points b and c. a) 9 units b) 10 units c) 11 units d) 12 units...

question

Spanish, 17.07.2019 04:30

Bárbara necesita traer regalos a su familia del viaje?...

question

Spanish, 17.07.2019 04:30

For which development age range does supervised strength training become appropriate...

question

Computers and Technology, 17.07.2019 04:30

In this excerpt from jack london’s “to build a fire,” which sentence shows an external conflict? the dog was disappointed and yearned back toward the...

question

Mathematics, 17.07.2019 04:30

If the table of the function contains exactly two potential turning points, one with an input value of –1, which statement best describes all possible...

question

Biology, 17.07.2019 04:30

In a dna molecule is compared to a spiral staircase, what parts make up the steps...

question

English, 17.07.2019 04:30

What mostly contributed to mass extinction in the past...

question

Chemistry, 17.07.2019 04:30

Nts) how many moles of oxygen gas are needed to react completely with 23.6 ml mg, which has a density of 1.74 g/ml? unbalanced equation: mg + o2 “yi...

question

History, 17.07.2019 04:30

How did american indians react to american settlers in the late 1700s and early 1800s...

question

English, 17.07.2019 04:30

What concept from the poem does author maya angelou also address in "1 know why the caged bird sings"?...

question

Chemistry, 17.07.2019 04:30

Carbon exists in nature as three isotopes. given the atomic masses and relative abundance of the isotopes, what is the average atomic mass of carbon?...

question

Mathematics, 17.07.2019 04:30

What is the period of the function y=2sin x?...

question

English, 17.07.2019 04:30

Awriter uses exposition to describe the setting of the story, an empty mansion that is dark and foreboding. then he introduces the reader to the two m...

question

Social Studies, 17.07.2019 04:30

The american council for an energy efficient economy works to a. ban the use of products that are not energy efficient b. fine companies that do not...

question

Mathematics, 17.07.2019 04:30

Given the following formula, solve for h. [tex] v= \frac{1}{3} \pi r^{2} h [/tex]...

question

Mathematics, 17.07.2019 04:30

What is the volume of the regular pyramid below? a.852 units3 b.10,224 units3 c.270 units3 d.3408 units3?...

question

Biology, 17.07.2019 04:30

The sum of all of the biochemical processes going on within the human body at any given time is called a. catabolism b. oxidative phosphorylation c....

question

Social Studies, 17.07.2019 04:30

when louise told her friend about a book she had just read, she was able to provide a lot of details about the last several pages. this demonstrates t...

More questions: Chemistry Another questions

Questions on the website: 13722363