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1 year ago

is it better to observe the law of conservation of mass in an open system of a closed system?Explain why in 2-3 sentences

Biology

1 answer:

lara [203]1 year ago

4 0

Answer:

the mass of any one element at the beginning of a reaction will equal the mass of that element at the end of the reaction. If we account for all reactants and products in a chemical reaction, the total mass will be the same at any point in time in any closed system.

I hope I helped you!

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Which of these can happen to objects in the solar system that do not have the momentum to maintain a stable orbit around the sun

jeka57 [31]

Answer:

do you have the rest of the answers? i really need them.

Explanation:

5 0

2 years ago

Mendel performs a cross using a true-breeding pea plant with round, yellow seeds and a true-breeding pea plant with green, wrink

timama [110]

Answer:

F1 Generation -

Genotype - GgRr

Phenotype - Green and round

F2 generation -

Genotype Ratio –

GGRR: GGRr: GgRR: GgRr: GGrr: Ggrr: ggRR: ggRr: ggrr

1:2:2:4:1:2:1:2:1

Phenotypic ration

Green & round: Green & wrinkled: yellow & round:yellow : wrinkled

9: 3:3:1

Explanation:

G represents Green seed color

g represents yellow seed color

R represents round seed

r represents wrinkled seed

Here G is dominant over g and R is dominant over r

F1 generation -

Genotype of true breeding parents will be

GGRR and ggrr

The offspring produced will be -

GgRr

Genotype - GgRr

Phenotype - Green and round

F2 Generation -

Genotype Ratio –

GGRR: GGRr: GgRR: GgRr: GGrr: Ggrr: ggRR: ggRr: ggrr

1:2:2:4:1:2:1:2:1

Phenotypic ration

Green & round: Green & wrinkled: yellow & round:yellow : wrinkled

9: 3:3:1

8 0

1 year ago

Consider a population of frogs. Allele B1 codes for spotted frogs; allele B2 codes for non-spotted frogs. B1 is dominant to B2 .

oee [108]

Answer:

Frequency of B1 = 0.47

Frequency of B2 = 0.53

Hope this helps!

4 0

2 years ago

Read 2 more answers

What were the ultimate consequences of wealth inequalities during the 18th century?

amm1812

Answer:

It led to a wide range of protests by the people which brought about revolution

Explanation:

The ultimate consequences of wealth inequalities during the 18th century was wide range of protests by the people which brought about revolution.

This was because of the high poverty rate and difference between the classes in the society as the rich got richer due to policies which favored them while the poor got poorer due to the bad policies which made them register their displeasure and move for a revolution.

3 0

2 years ago

A biologist wants to test the rate of absorption into several different types of

Alex787 [66]

B Hope this helped;)))))

6 0

1 year ago