Chemistry, 23.02.2021 01:00 lrasanaoaksandfurana
When magnesium ribbon is placed in sulfuric acid, a chemical reaction takes
place and heat energy is given off.
Liang and Naranbaatar are planning an investigation into the effect of the
length of magnesium ribbon on the increase in temperature. They decide to
carry out some preliminary work.
Explain what preliminary work they could do and how this would help them
plan their investigation.
Answers: 1
Chemistry, 22.06.2019 03:00
Select all that apply. a beta particle: is electromagnetic energy is an electron has zero charge is emitted from the nucleus has a +2 charge has a -1 charge
Answers: 1
Chemistry, 22.06.2019 10:30
Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?
Answers: 3
Chemistry, 22.06.2019 19:30
Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons
Answers: 2
When magnesium ribbon is placed in sulfuric acid, a chemical reaction takes
place and heat energy i...
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