Sodium-24 is used for monitoring blood circulation. If 2.54 ug of sodium-24 has an activity of 22.2 Ci, what is its decay constant, k, and its half-life, 12? The mass of a sodium-24 atom is 24m,. k= [12= What mass of the sodium-24 sample remains after 36.0 h? m= 8-1 50 148

Q: Use the solubility generalizations on the information page to predict if one or more precipitates…

A: Here, we have to find the formula of the precipitate (if precipitate forms) when aqueous solutions…

Q: Part B Spell out the full name of the compound. Submit Part C Request Answer hp TRIKERY *1.**.***…

A:

Q: A prospector wants to know how much gold is in the ore that he has been mining.  A sample weighing…

A: Mass of the gold sample taken for analysis = 11.2456 g  11.2456 g is diluted to 200.00 mL to form…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Approach to solving the question: find which compound is precipitated and then it's mass was…

Q: 4. Cooking vegetables or pasta in water and pouring it through a sieve to remove the water is using…

A: When cooking vegetables or pasta, it is common to use water to help cook the food. However, once the…

Q: Drag and drop each term to correctly complete the prompt. Compounds are formed when two or more…

A: Element and compounds are defined based on the composition of atoms. Based on the composition of…

Q: A student dissolves 111 g of compound Q in one liter of hot water. All of compound Q dissolves. The…

A: When we dissolve a solute in solvent, there is some fixed amount of solute which can dissolve in a…

Q: Flow Chart for the Separation of Salt, Sand, Zinc (& Charcoal) 3. Complete the Flow Chart before you…

A: Here it is given a flow chart for the separation of salt,sand,zinc .Lets see which separation…

Q: MISSED THIS? Read Section 4.2 (Page); Watch KCV 42, WE 4.2. Write a balanced chemical equation for…

A:

Q: Cl2(g) + H₂O2(aq) → Cl(aq) + O2(g) (acidic) Match the words in the left column to the appropriate…

A:

Q: 2. Make a list of some facts in this article that relate to what we have studied so far. What We…

A: 1  As bectrium are able to substitute phosphorus with arsenic it indicates that chemistry of arsenic…

Q: for number 10, do we have to match the color of the solution, like if it was red we make it read or…

A: A color wheel shows the approximate complementary relationship between the wavelengths of light…

Q: ook at the dissolution of solid sodium chloride in water. In answering the following questions, you…

A: We know that polar molecules dissolves in polar molecules. It means like dissolves like.

Q: Part A Na +I2 Express your answer as a balanced chemical equation. ? ΑΣφ Request Answer Previous…

A: Sodium on reaction with iodine forms sodium iodide.Balanced chemical reaction is given by:

Q: The image uploaded answer is not allowed please bro hero expert

A: #1. The law of conservation of mass states that mass can neither be created nor destroyed, although…

Q: Why does the test for the presence of potassium involve a flame test?

A: The question is based on the concept of qualitative analysis . We have to explain the flame test for…

Q: A soil is contaminated with heavy metals. Suggest a method of soil showing to clean the soil.…

A: The continuous increase in industrial activities has contaminated the soil with heavy metals such as…

Q: AI Review | Constants | Perie Calculate the final concentration of each of the following. Part B You…

A: The answer to the following question is-

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: .The mass percent of calcium carbonate (CaCO3) in the TUMS tablet can be calculated using the…

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.