1 answer:
Answer:
Concepts : Physical Forces
In order for an object to be balanced, then it must be in equilibrium which means that no additional forces are being exerted. A ball sitting motionless would result in a balanced force that exerts no additional forces.
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Answer:
no work was needed. Blinking does not require using energy sometimes we blink without thinking.
Explanation:
Na3 = 23*3 = 69 P = 31 O4 = 16*4 =64 69+ 31+ 64 = 164g/mol 0.75mol = 0.75 * 164 = 123 g
The correct answer should be C. Melting because if energy such as thermal energy is supplied to a solid such as ice then it would melt
There are 2 valence elcetrons
True Explanation: Covalent bonds occur when electrons are shared between two atoms. A single covalent bond is when only one pair of electrons is shared between atoms.