subject

Chemistry, 01.03.2021 20:30 BeautyxQueen

Oxygen and hydrogen are both elements that are found as gases at room temperature. When oxygen combines with hydrogen, they produce the compound water according to the chemical equation below. O2 + 2 H2 2 H2O

Water is a liquid at room temperature. This example shows that in a chemical equation, the substance that is produced

A.
has properties that are different from the original substances.
B.
can only contain a single type of element.
C.
contains fewer types of elements than the original substances.
D.
always has the same properties as the original substances.

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 04:00

14. many depressants reduce small muscle control, making it harder for a. you to steer b. your mind to consider complex problems c. the eye to scan, focus, or stay still d. the kidneys to filter alcohol out of the bloodstream

Answers: 3

question

Chemistry, 22.06.2019 10:30

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?

Answers: 3

question

Chemistry, 22.06.2019 12:30

A50.0 ml sample of gas at 20.0 atm of pressure is compressed to 40.0 atm of pressure at constant temperature. what is the new volume? 0.0100 ml 0.325 ml 25.0 ml 100. ml

Answers: 1

question

Chemistry, 22.06.2019 13:30

Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.

Answers: 1

You know the right answer?

Oxygen and hydrogen are both elements that are found as gases at room temperature. When oxygen combi...

Questions

question

Mathematics, 16.07.2019 04:30

Find the probability of having 2,3, or 4 successes in five trials of a binomial experiment in which the probability of success is 40%....

question

Health, 16.07.2019 04:30

What are two reasons that prescriptions are required for some medicines?...

question

Mathematics, 16.07.2019 04:30

The lengths of two sides of a right triangle are 5 inches and 8 inches . what is the difference between two possible lengths of the third side of the...

question

Mathematics, 16.07.2019 04:30

Aproject manager had a taxable income of $52,150 last year. if she paid 10% of her income between $0 and $8350, 15% of her income between $8350 and $3...

question

Mathematics, 16.07.2019 04:30

Apopulation of 240 birds increases ata rate of 16% annually. hemel writes an exponential function of the form f(×)=ab× to represent the number of bird...

question

Mathematics, 16.07.2019 04:30

A. 150^2=rt^2 +200^2-2(rt)(200) cos 120 degrees b. none c. 200^2=rt^2-150^2+2(rt)(150)cos 120 degrees d. 200^2=rt^2+150^2-2(rt)(150) cos 120 degrees e...

question

Mathematics, 16.07.2019 04:30

What are the factors of m2 – 12m + 20?...

question

Health, 16.07.2019 04:30

Victoria enjoys laughing with her friends as they walk around the track after school which best describes their heart rates during this activity...

question

English, 16.07.2019 04:30

“the skyscraper that was built last year” the underlined subject of this sentence is...

question

English, 16.07.2019 04:30

How often have you worked in a place where you had to meet strict deadlines...

question

Mathematics, 16.07.2019 04:30

X-1 3 5 y 7 3 1 find the average rate of change from x=-1 to x=5...

question

Health, 16.07.2019 04:30

Amber finds herself struggling to have a conversation with her friend while they are hiking which of these modifications should she make...

question

Social Studies, 16.07.2019 04:30

Need all of these if you only have one or 2 that’s fine...

question

Mathematics, 16.07.2019 04:30

For f(x) = x2 and g(x) = (x − 4)2, in which direction and by how many units should f(x) be shifted to obtain g(x)? left 4 units up 4 units right 4 un...

question

Geography, 16.07.2019 04:30

Early irrigation allowed _ to be farther from rivers...

question

History, 16.07.2019 04:30

If you know that high heels are bad for your feet and body, would you continue to wear them? also, what if your boss required you to wear them on a d...

question

Mathematics, 16.07.2019 04:30

What's is the full equation of (x+1)(x+1)?...

question

Geography, 16.07.2019 04:30

Eastern european countries made up over half of the list of the top twelve countries who produce the largest amount of electricity generated by nuclea...

question

English, 16.07.2019 04:30

What does the speaker want the people he is addressing to do? a. fight with one another b. make each other happy c. slip away from a motorcycle cop d...

question

English, 16.07.2019 04:30

Which word from the second stanza of “the bells” does poe use to convey the mood of the stanza...

More questions: Chemistry Another questions

Questions on the website: 13722363