Which tool can be used to measure the volume of liquid? an electronic balance
a meniscus
a caliper
a beaker

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit

Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent

What is the chemical formula of magnesium bromide? a. mgbr2 b. mgbr c. mg2br2 d. mg2br