<span>A mass balance will be necessary to weigh the sodium bicarbonate and a 100ml beaker should be used to contain the solution. For safety, one should wear gloves while handling the sodium bicarbonate and wear goggles in case of splashing. Lab coats and closed shoes must also be worn.
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Lab apparatus:
- Analytical balance with 0.1 g precision (at least)
- Spatule
- Burette (0.1 mL precision) plus erlenmeyer or a graduated volumetric flask.
- Magnetic agitator
Safety precautions:
- Use gloves of the proper material
- Use safety googles
- Wear lab coat that fits you
<span>- Know where the safety equipment is located</span>
Synapse is the correct answer :)
Warm air raising toward the ceiling or attic of a house warm air is less dense than cool air.
Wind is an example of a convention current sunlight or reflected light radiates heat.
Answer:
I think autotrophs by using photosynthesis
Explanation:
<span>Meditation decreases sympathetic nervous system activity. A myocaridial infraction is just another word for heart attack and the sympathetic nervous system can play a role in causing a heart attack. The sympathetic nervous system can increase your blood pressure, heart rate, both of which can cause a heart attack, so meditation can keep these things at a low level.</span>