4,064 Answered Questions for the topic biology

05/04/21

I have been ignored and helped incorrectly by tutors please would someone kindly help me with my chemistry homework

1.) 2 NH3 + 3 CuO g 3 Cu + N2 + 3 H2OIn the above equation how many moles of N2 can be made when 13 moles of CuO are consumed? 2.) Sodium chlorate decomposes into sodium chloride and oxygen gas as... more
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05/04/21

Please understand that no one has helped me and I need help with my chemistry homework please help me please respond
1.) S   + 6 HNO3 --> H2SO4 + 6 NO2 + 2 H2OIn the above equation how many moles of H2SO4 can be made when 56 moles of HNO3 are consumed?2.) S   + 6 HNO3 --> H2SO4 + 6 NO2 + 2 H2OIn the above... more
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05/04/21

Many tutors have helped me with this question in chemistry homework incorrectly please someone respond and help me as soon as possible please

1.) 3 Cu + 8HNO3 --> 3 Cu(NO3)2   + 2 NO + 4 H2OIn the above equation how many moles of water can be made when 25 moles of HNO3 are consumed?2.) Sodium chlorate decomposes into sodium chloride... more
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05/04/21

So no one has helped me with my chemistry homework at all and I really need it so please someone respond and help me as soon as possible

1.) 3 Cu + 8HNO3 g 3 Cu(NO3)2   + 2 NO + 4 H2OIn the above equation how many moles of NO can be made when 58 moles of HNO3 are consumed? 2.) 2 NH3 + 3 CuO g 3 Cu + N2 + 3 H2OIn the above equation... more
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Biology

05/04/21

Replicate the DNA ATCTTGCAAAGGCT?
I need to know if it’s ACTGACTTAGCTAG or TAGAACGTTTCCGA or TAGAATGCTAAGCC or GCATATCCTTATTT please!!!
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05/04/21

Help biology question plz

TAG CCG ATA GCT TGATranslate the gene above into a protein . Please write the three letter code of the third amino acid in the sequence in the blank._________________________________
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05/03/21

Hello I have been needed help for days with my chemistry homework. Would someone kindly help me as soon as possible please

Sodium chlorate decomposes into sodium chloride and oxygen gas as seen in the equation below.  ­­2NaClO3­ --> 2NaCl +3O2 How many moles of NaCl were produced by 7 moles of NaClO3­? Round your... more
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05/03/21

I am in desperate need of help with my chemistry homework as soon as possible please because I have been ignored by many tutors for hours
1.) 2 NH3 + 3 CuO g 3 Cu + N2 + 3 H2OIn the above equation how many moles of N2 can be made when 13 moles of CuO are consumed? 2.) Sodium chlorate decomposes into sodium chloride and oxygen gas as... more
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Expert Answers •1

05/03/21

Hi so um I need help with my homework and I have needed help for many hours please someone respond and help me as soon as possible

1.) S   + 6 HNO3 --> H2SO4 + 6 NO2 + 2 H2OIn the above equation how many moles of H2SO4 can be made when 56 moles of HNO3 are consumed?2.) S   + 6 HNO3 --> H2SO4 + 6 NO2 + 2 H2OIn the above... more
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05/03/21

I need so much help with my chemistry homework because I have been stuck for days please help me as soon as possible please

1.) 3 Cu + 8HNO3 --> 3 Cu(NO3)2   + 2 NO + 4 H2OIn the above equation how many moles of water can be made when 25 moles of HNO3 are consumed?2.) Sodium chlorate decomposes into sodium chloride... more
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05/03/21

Hello so no tutor has helped me and I am in desperate need of help with my chemistry homework as soon as possible please

1.) 3 Cu + 8HNO3 g 3 Cu(NO3)2   + 2 NO + 4 H2OIn the above equation how many moles of NO can be made when 58 moles of HNO3 are consumed? 2.) 2 NH3 + 3 CuO g 3 Cu + N2 + 3 H2OIn the above equation... more
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Biology

05/03/21

Leishmania CRISPR
Hi,I would like to know what CRISPR has been used for in Leishmania?ex. knockout studies... what else?Thank you
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Biology Science Genetics

05/03/21

I'm not sure how to answer this question.
A geneticist notes that crossing a round radish with a long radish produces oval radishes. When oval radishes were crossed with oval radishes, the F2 generation had these phenotypes: 100 long, 200... more
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Biology Science Genetics

05/03/21

In some chickens, the gene for feather colour is controlled by codominance. The allele for black is and the allele for white is F W. The heterozygous phenotype is known as erminette.
What is the genotype for black chickens?What is the genotype for white chickens?What is the genotype for erminette chickens?If two erminette chickens are crossed, what is the probability that they... more
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Biology Statistics

05/03/21

how many fragments?
If i have a string of 34 letters, how many unique fragments of five letters can I obtain? The letters are contiguous.More specifically, I need to know how many peptides (of five amino acid... more
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04/30/21

What is the anion of this formula? Please help if possible. Thank you!
When NaCl dissociates in water, what is the anion? When Ca(OH)2 dissociates in water, what is the anion? 
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04/30/21

need help as soon as possible.. If possible. Thank you!
If a 1 M solution of Pb3(PO4)2 dissociates completely in water, what is the final [Pb2+]?
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04/30/21

Need help solving before midnight! Please check my account if possible. Thank you so much!
If a 3.7 M solution of Pb3(PO4)2 dissociates completely in water, what is the final [PO4-3]?
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04/30/21

Need help solving! Please and thank you!
If a 5.4 M solution of Ca(NO3)2 dissociates completely in water, what is the final [NO3-]?
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04/30/21

Need help classifying these things. Please and thank you!
classify each property as belonging to acid, base, or bothHydroxide ions           neutral         acid         both         base      Hydronium... more
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04/30/21

Copy and complete Table 3. Compare the chromosome number in the organisms before, during, and at the end of meiosis. Indicate whether the chromosome number is haploid or diploid.
^^ this is the table
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04/30/21

Copy and complete Table 3. Compare the chromosome number in the organisms before, during, and at the end of meiosis. Indicate whether the chromosome number is haploid or diploid.
^^ this is the table
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Biology

04/30/21

Approximately where and when in history was the concept of the evolution of First recorded?

Approximately where and when in history was the concept of the evolution of First recorded?
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Biology

04/30/21

How is the SUN responsible for the wind we feel on Earth?

Explain your answer. And answer the question
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04/30/21

A car's airbag needs to be filled with 140 liters of nitrogen gas. Using 2NaN3 → 2Na+3N2 , determine how many grams of sodium azide (NaN3) will be required to produce the 140 liters of nitrogen gas.

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