Which of the following is a neutralization reaction? a
Ca(OH)2 + 2 HCl → CaCl2 + 2 H2O

b
CaCl2 + 2 Na3PO4 → Ca3(PO4)2 + 6 NaCl

c
4 FeS + 7 O2 → 2 Fe2O3 + 4 SO2

d
SnO2 + 2 H2 → Sn + 2 H2O

Forests and meadows are often cut down to make way for farms or large number of new homes. what are some of the elements of ecosystems that are lost when plants in these areas are removed?

What is the temperature of one mole of helium gas at stp?

Is a pencil falling to the floor anon contact force, a force, or a contact force