subject

Chemistry, 10.03.2021 18:00 nett4386

Is burning a phase change?
Explain?

This is for Science

ansver

Answers: 1

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 16:00

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change. when the temperature in a room increases from 25°c to 33°c, changes from a solid to a liquid. in a lab, methane and nitrogen are cooled from -170°c to -200°c. the methane freezes and the nitrogen . when gold is heated to 2,856°c it changes from a liquid to a .

Answers: 2

question

Chemistry, 21.06.2019 16:40

The modern periodic table has groups.

Answers: 1

question

Chemistry, 22.06.2019 17:40

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?

Answers: 1

question

Chemistry, 22.06.2019 17:40

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.

Answers: 1

You know the right answer?

Is burning a phase change?
Explain?

This is for Science...

Questions

question

Chemistry, 10.10.2019 00:30

Your calculated density of aluminum is d = 2.69 g/cm3. aluminum’s accepted density is 2.70 g/cm3. without writing the "%" sign, calculate the percent...

question

Physics, 10.10.2019 00:30

Nisolated, irregularly shaped piece of platinum carries −7.71×10−9 c of charge and is in electric equilibrium. the size of this body is about 4 mm. wh...

question

Chemistry, 10.10.2019 00:30

Acetylsalicylic acid (hc9h7o4) is a weak acid that dissociates in water in the following manner. hc9h7o4(aq) + h2o(l) equilibrium reaction arrow c9h7o...

question

Business, 10.10.2019 00:30

Creamy crisps worksheet student: the following is cost information for the creamy crisp donut company:  entrepreneur's potential earnings as...

question

Business, 10.10.2019 00:30

Which of the following are characteristics of a perpetuity? check all that apply. a perpetuity continues for a fixed time period. in a perpetuity, re...

question

Mathematics, 10.10.2019 00:30

Atown has 5000 people in year t = 0. calculate how long it takes for the population p to double once, twice, and three times, assuming that the town g...

question

Business, 10.10.2019 00:30

[related to making the connection] a column in the wall street journal, asks the question: open double quoteare capital gains so different from earne...

question

Geography, 10.10.2019 00:30

Question 2 1 pts which one of the following statements about parallels is not true? o parallels are lines that connect all points of the same latitud...

question

Geography, 10.10.2019 00:30

During the ice ages, the earth was covered in ice. as a result, a much higher percentage of solar power was reflected back out of earth’s atmosphere w...

question

Geography, 10.10.2019 00:30

How newton explained kepler's laws. also, explain in words what is a difference between kepler's third law statements in its original statement and it...

question

Geography, 10.10.2019 00:30

Question 24 1 pts convert the verbal scale, 1 inch=300 miles into a ratio scale. (hint: 1 mile = 5280 feet) o 1: 63,360 01: 132,000 o 1: 1,584,000 01...

question

Geography, 10.10.2019 00:30

Question 17 1 pts if it is 4 pm at 105° east longitude, what time is it at 60° east longitude? (hint: how wide are time and how many time zones are...

question

Geography, 10.10.2019 00:30

Question 2 taenia saginata can be found in cattle. true false...

question

Geography, 10.10.2019 00:30

Question 5 ascaris is a roundworm that will mature in the lungs of humans. true false...

question

Mathematics, 10.10.2019 00:30

Consider the following high-level recursive procedure: long long int f(long long int n, long long int k) { long long int b; b=k+2; if (n==0) b = 8;...

question

Mathematics, 10.10.2019 00:30

Recent statistics report that the national rate of unemployment among persons with disabilities is 14.5%. the local government of a small city samples...

question

Business, 10.10.2019 00:30

Superior company provided the following data for the year ended december 31 (all raw materials are used in production as direct materials): selling e...

question

Engineering, 10.10.2019 00:30

The pump of a water distribution system is powered by a 6-kw electric motor whose efficiency is 95 percent. the water flow rate is 18 l/s. the diamete...

question

Geography, 10.10.2019 00:30

In the united states, drinking water is of the water you use each day. o a. a small fraction o b. a contaminant o

question

Physics, 10.10.2019 00:40

Farmer brown has sprayed his fields to kill the grasshoppers eating the grass in his pastures. predict what will happen to the other living things in...

More questions: Chemistry Another questions

Questions on the website: 13722367