If 2g of an isotope has a half life of 7days, the half life of 1g of sample will be?

What is the main difference between an internal combustion engine and an external combustion engine? 1) The burning of fuel occurs inside the cylinder with the piston in an external combustion engine.

Trioxygen pentacarbide

Explain how a Buffer acts to resist pH change in a system upon addition of an acid or a base

Which of the following should have the largest Henry's law constant (kH) in water? XeCl2COCO2CH3CH3

what mass of methanol is produced when 280.2 g of carbon monoxide reacts with 50.5 g of hydrogen? CO (g) + 2H2 (g) - > CH3OH (l)

In an analysis of interhalogen reactivity, 0.440 mol of ICl was placed in a 5.00-L flask, where it decomposed at a high T: 2 ICl (g) ⇌ I2 (g) + Cl2 (g) Calculate the equilibrium concentrations of I2, Cl2, and ICl (Kc = 0.110 at this temperature).

Find the molar mass of vitamin A (C20H30O).

9.00 g/h to kilograms per minute

Determine an empirical formula from each set of percent composition data. 1. 18.27% K, 59.30% I, 22.43% 0

What are the controlled, independent, and dependent variables of this experiment? The experiment is to drop 2 drops of food coloring in one glass of hot water, and one of cold water to see which has the faster rate of diffusion.