polkatheneko360 polkatheneko360

01-03-2021
Mathematics

contestada

how much of a radioactive kind of protactinium will be left after 28 hours if you start with 672 grams and the half-life is 7 hours?

Respuesta :

01-03-2021

Answer:

Step-by-step explanation:

672·0.5^(28/7) = 672·0.5⁴ = 42 grams

Answer Link

Otras preguntas

can you guys help me and do a grammer check on this paragraph? and tell me anything else i might have left out? The events that led to the hungergames was when

Adriana's age is one third of her dad's age if your dad is 36 years old how old is Adriana

Who were the first people to come to America for religious freedom? A : Puritans B : Jews C : Quakers D : Pilgrims

Equation of tangent line to the polar curve r=1-cos(theta) where theta=pi/3

which of the combined rectangles has an area of 40 square feet?

Select the correct objective case pronoun and its use in the following sentence:Will you call Katie and _____ when you’re ready to leave? I; indirect object m

hat word phrase can you use to represent the following algebraic expression: 7 + 4?

what type of car is faster than a bugatti

Methane (CH4) burns in oxygen to produce carbon dioxide and water. Which reaction is occurring here?

How can you differentiate between third person objective and third person limited? Explain,