Chemistry, 12.11.2020 18:10 rhineharttori

Mixtures typically melt at different temperatures than the pure substances they are composed of. Brass is a mixture composed of copper and zinc, and it melts at temperatures between 820 degrees Celsius ( oC) and 1030 degrees Celsius ( oC). Why might different samples of brass melt at different temperatures?

Mixtures typically melt at different temperatures than the pure substances they are composed of. Br

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 17:40

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

Answers: 3

Answer

Chemistry, 22.06.2019 18:00

Find the mass, in grams, of 5.00*10^23 molecules of f2

Answers: 3

Answer

Chemistry, 22.06.2019 23:10

Match the formula for the following compound: magnesium sulfate heptahydratemgs·7h2omg2so4·7h2omg(so4)2·7h2omgso4·7h2o

Answers: 1

Answer

Chemistry, 23.06.2019 01:30

What happens to the concentration of hydronium ions as the ph of a solution increases? a. hydronium ion concentration stays the same b. hydronium ion concentration decreases c. hydronium ion concentration increases

Answers: 1

Answer

You know the right answer?

Mixtures typically melt at different temperatures than the pure substances they are composed of. Bra...

Questions

Advanced Placement (AP), 08.07.2019 02:50

What were the primary purpose of state militias? a. to protect states from the federal government and each other b. to provide emergency support dur...

Computers and Technology, 08.07.2019 02:50

Which quality allows programmers to modify a program as and when required? portability structure generality flexibility...

Chemistry, 08.07.2019 02:50

True or false atoms are made up of tiny particles called molecules true or false...

Biology, 08.07.2019 02:50

Triglyceride molecules break up into and fatty acids in the small intestine....

Social Studies, 08.07.2019 02:50

Rhonda is not hired for her dream position and believes that she is the victim of gender discrimination. she is angry and wants to immediately file a...

Social Studies, 08.07.2019 02:50

Research conducted by corballis in 2010 suggests that with the built-in human capacity to acquire language...

Social Studies, 08.07.2019 02:50

Ten-year-old heidi is maturing early and already towers over all the girls and most of the boys in her fifth-grade class. heidi is likely to be...

Business, 08.07.2019 02:50

The degree of motivation that accompanies an external search is determined by the consumer's...

Mathematics, 08.07.2019 02:50

The data below were obtained from a pulse-chase experiment in which cells were examined at different times during the chase period. the numbers repres...

Business, 08.07.2019 02:50

The chance of receiving an actual return that differs from the one that is expected is called...

Social Studies, 08.07.2019 02:50

The effect is described as the discrepancy between candidates' high poll ratings and election performance, caused by supporters' assumption that an e...

Business, 08.07.2019 02:50

The environment of your country affects the interest rates you pay on your mortgage and credit cards as well as those you earn on savings accounts an...

Social Studies, 08.07.2019 02:50

The behaviorist approach to language development suggests that plays a key role in learning words and grammar, while the nativists claim that languag...

History, 08.07.2019 02:50

The glorious revolution of 1688 in britain has given more power to the house of commons in parliament and to...

Mathematics, 08.07.2019 02:50

The five-number summary for scores on a statistics test is 11, 35, 61, 70, 79. in all, 380 students took the test. about how many scored between 35 an...

History, 08.07.2019 02:50

The glorious revolution of 1688 in britain had given more power to the house of commons in parliament and to...

Social Studies, 08.07.2019 02:50

The lesson discusses the importance of your relationship with god, your relationship with your spiritual family, and your relationship with your physi...

History, 08.07.2019 02:50

The first direct tax or internal tax ever imposed on the colonists was the...

Social Studies, 08.07.2019 02:50

Before the civil war virgina was united however in 1863 west virginia chose to become independent which is the most reasonable cause of west virginia’...

Mathematics, 08.07.2019 02:50

Find the mean, median, mode, and range of this data: 49, 49, 54, 55, 52, 49, 55. if necessary, round to the nearest tenth. a. 51.9, 52, 49, 6 b. 52.9...

More questions: Chemistry Another questions