DIUINN
What happens when an electric current flows through a wire?
O
A magnetic field is created around the wire.
The solenoid starts to hum softly.
O An electrical field is created around the wire.
O
A gravitational field is created around the wire.
The wire becomes very cold.

Which of the following statements is true? question 4 options: nuclear decay rates vary with the conditions of the reaction, but chemical reaction rates do not. chemical reaction rates vary with the conditions of the reaction, but nuclear decay rates do not. neither chemical reaction rates nor nuclear decay rates vary with the conditions of the reaction. both chemical reaction rates and nuclear decay rates vary with the conditions of the reaction.

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?