Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Biology Expert

When a certain rock formed, it contained 12 mg 40K. The rock now contains 3 mg 40K. The half-life of 40K is 1.3 billion years. How old is the rock?

Biology, Academics

  • Category:- Biology
  • Reference No.:- M981611

Have any Question?


Related Questions in Biology

How does enzymes lower activation energy when they catalyze

How does enzymes lower activation energy when they catalyze reactions?

Your optometrist shines a light in your eye and notices

Your optometrist shines a light in your eye and notices your pupil constricts in response to light. She tells you the iris is a muscle that adjust the sizes of the pupil automatically is response to light entering the ey ...

Trace the flow of carbon within the process of

Trace the flow of carbon within the process of photosynthesis. Be sure to include the following terms in your description: Glucose.NADPH,ATP, Calvin cycle, RUBISCO,CO2.

The human microbiome and its relationship to human health

The human microbiome and its relationship to human health, what aspect to the human microbiome is vital?

Discussion board 3 dnaafter reading the prompt below post

Discussion Board 3: DNA After reading the prompt below, post your answer using about 200 words. Post your initial response at least 24 hours prior to the assignment due date, then return to respond to another classmate's ...

Question this is the final project of the case

Question: This is the final project of the case study 1. Identify the specific case study you chose and the tool(s) you would employ to analyze the healthcare environment. 2. Provide an explanation of how the selected to ...

In a cross between two heterozygous aa individuals what is

In a cross between two heterozygous (Aa) individuals, what is the likely percentage of the offspring that will be heterozygous

Question dietary recommendation and analysis projectin this

Question: Dietary recommendation and analysis project In this project, you will use software to analyze our own diet and make dietary recommendation. You will need submit a report. You can choose any of software if you f ...

Question - gene cloning a please write the steps to clone

Question - Gene Cloning a) Please write the steps to clone the protease gene from Bacillus strain whose genome sequence is not known. b) Express the protease gene to obtain the enzyme in high yield, please plan your prot ...

2croh3nbspnbsp3br2 10oh-6br-nbspnbsp2cro42- 8h2oin the

2Cr(OH) 3  +  3Br 2 + 10OH - 6Br -  +  2CrO 4 2- + 8H 2 O In the above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent.

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As