Differential Equations
Model radioactive decay using the notation t = time (independent variable) r(t) = amount of particular radioactive isotope present at time t (dependent variable) -λ = decay rate (parameter) Note that the minus sign is used so that λ > 0 a) Using this notation, wri...
Physics
suppose that two point charges each with a charge of +1 coulomb are seperated by a distance of 1 meter will they attract or repel ? determine the magnitude of the electrical force between them
Math
determine if 12/18 and 24/32 form a proportion. explain your reasoning
Chemistry
Please describe how you would approximately 0.050 M standard solution of NaCl by dissolving the appropriate amount of the salt in a 250 mL volumetric flask. Thank you!
chem
Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.150 M HClO(aq) with 0.150 M KOH(aq). The ionization constant for HClO is 4.0*10^-8 a)before addition of any KOH b)after addition of 25.0 mL of KOH c)after addition of 40.0 mL of KOH d)after addit...
chemistry
C25H52 + __38__ O2 -------> __25__ CO2 + __26__ H2O + energy a) Balance the equation. Count atoms below. ___________ carbon ___________ ___________hydrogen___________ ____________oxygen____________
Social Studies/Law
Briefly describe the following court cases or laws/Acts by identifying (for each one): -The constitutional amendment or law involved -The opposing sides of the issue -The relationship of this particular legal issue to the larger issue of diversity: ethnic, cultural, racial, so...
Math
the loan arranger
world history
i have no idea!!!
world history
what are the pros and cons to fur trades in canada in 1600?
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