What is the activity of the sample in q

Reference no: EM13166847

Cobalt-60, which undergoes beta decay, has a half life of 5.26 years.

a.) How many beta particles are emitted in 160 s by a 3.95 mg sample of 60Co?

b.) What is the activity of the sample in q?

Reference no: EM13166847

Questions Cloud

What is the mass of the liquid : If 12.5 g of CCl3F is enclosed in a 1.1 -,L container, will any liquid be present? What is the mass of the liquid?

How many grams of asprin were lost in the washing process : how many grams of asprin were lost in the washing process you used to purify your product, assuming you used 50mL if water for washing? The solubility of asprin in water is 0.33g per 100mL at room temperature.

Determine the empirical formula of greenockite : the mineral greenockite is a rare yellow sulfide of cadmium that is 78.0% cadmium and 22.0% sulfur by mass. Determine the empirical formula of greenockite.

What mass of ethanol is present in the vapor : A 5.0 L sealed bottle containing 0.26 g of liquid ethanol, C2H6O, is placed in a refrigerator and reaches equilibrium with its vapor at -11°C. The vapor pressure of ethanol is 10 torr at -2.3°C and 40 torr at 19°C.

What is the activity of the sample in q : Cobalt-60, which undergoes beta decay, has a half life of 5.26 years.

What is the molar solubility of srso4 in pure water : What is the molar solubility of SrSO4 in pure water at 25ºC?

How many moles of carbon dioxide do expect to be produced : If the temperature in the laboratory is 22.7oC and the atmospheric pressure is 0.966 atm, what volume would be occupied by the carbon dioxide produced in this reaction (in cm3)?

Determine the rate law and rate constant for the gas-phase : determine the rate law and rate constant for the gas-phase reaction of nitrogen monoxide and chlorine.

Accepts a string as its parameter and returns an integer : Write a method in java named secondHalfLetters that accepts a string as its parameter and returns an integer representing how many of letters in the string come from the second half of the alphabet

User Account

All Pages