What is the mass number of the isotope of manganese (Mn) containing 28 neutrons?

Which element (s) is/are not balanced in this equation? Pb (NO3) + 2 KCI ⇒ PbCI2 + KNO3 A. N and O B. Pb, N, O C. K, N, and O D. K

Is Mg (C1O3) 2 to MgC12+O2 balanced or unbalanced?

Is PbO2 ionic or covalent

Indicate the number of significant figures in the measured number 5.80 A. 0 B. 2 C. 3

Is potassium a compound?

Type of ion formed by group 2A elements

When comparing the two elements P and I, the element with the higher first ionization energy is PP When comparing the two elements P and I, the element with the higher first ionization energy is blank based on periodic trends alone.

Internal respiration is the transfer of oxygen and carbon dioxide from the lungs to the tissue cells of the body. True or False

Which element is a metalloid? 1. Al 2. Ar 3. As 4. Aa

You move a 25N object 4 meters. Find the work you did