Can someone best explain why a washing machine represents an open system

What are some isotopes used in Cancer treatment and Magnetic Resonance Imaging (MRI) and how is the isotope used to achieve its function?

Carbon is allowed to diffuse through a steel plate 13-mm thick. The concentrations of carbon at the two faces are 0.654 and 0.377 kg C/m3 Fe, which are maintained constant. If the preexponential and activation energy are 6.

The protein keratin is composed of two helical strands that wrap around each other in what is called a coiled coil. The two strands remain in contact with each other over the entire length of the protein via hydrophobic interactions.

For thermometer to read the correct temperature correctly they must be?

Use the drop down menus to answer the questions, In what type of plate boundary did subduction occur? Convergent boundary In what type of plate boundary did new crust form? Convergent boundary In what type of plate boundary did mountains form?

You need to make 10 mL of 2 mg/ml solution of protein and you have 25 mg/mL solution. How much protein solution and water do you need to mix in order to make the required solution?

The definition of volume is? a) width*height b) the space occupied by mass c) the space occupied by a liquid d) the mass of liquid required to fill a container

What is the empirical formula of a substance that is 53.5% C, 15.5% H, 31.1% N?

What is the lowest layer of the atmosphere and what is its highest altitude?

An atom that has 84 protons and 86 neutrons undergoes a reaction. At the end of the reaction, it has 82 protons and 84 neutrons. What happened to the atom?