If an atom of sodium has 11 protons, what is its approximate atomic mass?

Where do water and hydrochloric acid (hcl) lie on the ph scale in relation to each other?

The blank number of a representative element indicates how many valence electrons that element has

6.12 km/h to meters per second

If there are 2.54cm in an inch, how many inches are in 14.8cm?

1 How do the charge and mass ok a neutron compare to the chargu and ways or a proton?

Which symbol represent an isotope of carbon

7g of gold is heated from 17 degrees C to 42 degrees C. How much energy (heat) was used? The specific heat capacity of gold is. 031cal/gC.

Which of the following would a chemist be most likely to study? a leaf floating on water a leaf changing color in autumn a leaf being blown by the wind a leaf being eaten by insects

Which of the following is not a characteristic of solids? a. particles in a solid are completely motionless. b. solids are not compressible. c. solids have a definite shape. d. solids have a definite volume.?

Jose gets up from his seat on the bus to move closer to the front. Just as he begins to walk forward, the bus stops at a light.