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What mass of solid remains
An unknown mass of a certain solid, initially at 60⁰C, is heated at a uniform at a uniform rate. After 4.0 min the solid
3 answers
asked by
Alicia
716 views
An unknown mass of a certain solid, initially at
60⁰C, is heated at a uniform at a uniform rate. After 4.0 min the solid
1 answer
asked by
John Carlo
712 views
What mass of solid remains after reaction
3 answers
asked by
Mafokothi
79 views
CuCO3=CuO +CO2.
Find the mass of 1mole of each substance taking part in the reaction. (Ar:Cu=64,C=12,O=16). When 31g of CuCO3 is
4 answers
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Busola
5,432 views
When 1.00 g. of MgCO3 is added to 2.0 L of water, some, but not all, will dissolve to form a saturated solution. Calculate the
1 answer
asked by
Janice
1,372 views
A solid of mass 1.7kg suspended by a string is completely in water if the tension in the spring is 6N calculate
1. Upthrust of
1 answer
asked by
James
189 views
Question
How does the nucleus change in beta-plus decay?(1 point) Responses The mass number increases by one, and the atomic
1 answer
28 views
How does the nucleus change in beta-plus decay?(1 point) Responses The mass number decreases by one, and the atomic number
1 answer
16 views
How does the nucleus change in beta-plus decay?(1 point)
Responses The mass number remains the same, and the atomic number
1 answer
14 views
How does the nucleus change in beta-plus decay?(1 point)
Responses The mass number increases by one, and the atomic number
1 answer
26 views