Zinc is added to a breaker containing hydrochloric acid and the beaker gets warm what type os reaction is this

What is the difference between weight and mass? mass and weight are both intrinsic properties of an object. if you multiply the mass of an object by the acceleration due to gravity, you will obtain the object's weight.

Who ever answers this all corrects can get a discount code for anything i promise i will give you a discount code cause im using honey 1. The Zika Virus is most dangerous to which group of people? 2.

Is this class of lever a force - or distance magnifier? Explain your answer.

If a 400 N force is applied to a 10 kg object, how fast will it accelerate? a) 40 m/s2 b) 40000 m/s2 c) 4000 m/s2 d) 4 m/s2

If the frequency of a sound wave is 990 Hz, calculate its wavelength.

Which substance is a combination of different atoms?

If there are many forces acting on an object, how can the net force be 0:

What is a planetary nebula? a. leftover gas from a supernova explosion b. the ejected envelope of a giant star surrounding the remnant of a star c. a type of young, medium-mass star d. a planet surrounded by a glowing shell of gas e.

A train is moving 4.82 m/s when it begins to accelerate. After 24.8s it is moving 7.09m/s how far did it move in that time

List three different emotions?