Answers: 3
Chemistry, 22.06.2019 08:30
The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true
Answers: 1
Chemistry, 22.06.2019 19:00
Suppose that a certain fortunate person has a net worth of $71.0 billion ($7.10×1010). if her stock has a good year and gains $3.20 billion (3.20×109) in value, what is her new net worth?
Answers: 3
Chemistry, 23.06.2019 06:30
Acertain atom has 22 protons and 19 electrons. this atom loses an electron. the net charge on the atom is now 4+1+01-4-. if this same atom with 22 protons and 19 electrons were to gain 3 electrons, the net charge on the atom would be 3+2+02-3-.
Answers: 1
Chemistry, 23.06.2019 08:00
Pl what kind of reaction is this? nahco3 + h2o → co2 + naoh + h2o -composition -decomposition -single replacement -double replacement im leaning more toward single replacement. if im wrong can you explain whyy?
Answers: 1
Find the pH of a solution containing [H+]=0.00003...
Mathematics, 26.04.2021 23:00
Mathematics, 26.04.2021 23:00
Chemistry, 26.04.2021 23:00
Mathematics, 26.04.2021 23:00
English, 26.04.2021 23:00
Mathematics, 26.04.2021 23:00
Mathematics, 26.04.2021 23:00
English, 26.04.2021 23:00
Mathematics, 26.04.2021 23:00
English, 26.04.2021 23:00
English, 26.04.2021 23:00
Mathematics, 26.04.2021 23:00