lwright68 lwright68

Today at 11:23 AM
Chemistry

Answered

Assuming that the half life of uranium–238 is 4.2 billion years, what percentage of uranium–238 will remain after 2.5 billion years?

Answer :

Other Questions

Define made of cells

please help Solve the equation using inverse operations. Check your solutions. In your final answer, include all of your work. 2 + x^3 = 18 solve for x

please help Solve the equation using inverse operations. Check your solutions. In your final answer, include all of your work. 2 + x^3 = 18 solve for x

Hydrolysis of carbohydrates you eat begin in your mouth as you chew. How do you think this process might be affected in a person’s salivary glands were unable t

Which is the slope of the line that passes through the points (4,2) and (6,7)

pllsss teach me integers

varna viched of shishtacha

अनेकर्थक शब्दों का अर्थ के अनुसार वाक्यों में प्रयोग की जिएलाख-गणना की संख्या लाख-एक पदार्थ जिससे चूड़ियां और खिलौने बनते हैं plz answer only if u know or it wi

finf the L.C.M of 24; 40 and 84

What two major Russian cities did Hitler want to take contro

The following data is given to find the formula of a Hydrate: a. Mass of crucible: 13.56g b. Mass of crucible & salt CaSO4 .H2O hydrate: 16.05g c. Mass of cruc

Consider the following system at equilibrium where AH 87.9 kJ/mol, and Ke 1.20x102, at 500 K. PCI5(g)=PCl3()+ Cl2(®) If the TEMPERATURE on the equilibrium syste

The following data is given to find the formula of a Hydrate: a. Mass of crucible: 13.56g b. Mass of crucible and salt CaSO4 .H2O hydrate: 16.05g c. Mass of cru

References Use the References to access important values if needed for this question A student ran the following reaction in the laboratory at 1185 K: 2sO (g)+O

Benzyl alcohel can dissociate into benzaldehyde and hydrogen CeHsCH2OH(g) CeHsCHO(g)+Hz(g) At 250 °C, the equilibrium constant in terms of pressures, Ke for thi

References Use the References to access important values if needed for this question. The equilibrium constant, K, for the following reaction is 1.80x102 at 698

Partner Namets) For each of the following reactions carried out: Write the balanced chemical equation, the full ionic equation, and the net ionic equation. Bene

A 4.70 g of a C.H. compound was combusted in air to make 15.3 g of CO, and 4.70 g H.O. What is the empirical formula? Balance the chemical equation.

It’s a rainy night on campus in the middle of finals week. You have a Statistics exam the next day, and you study for it while listening to a playlist of sad mu

A 0.5438 g of a C.H.O. compound was combusted in air to make 1.039 g of CO2 and 0.6369 g H20. What is the empirical formula? Balance the chemical equation