Answer:
B
Explanation:
A chemical change occurred, and this caused the liquid’s physical properties to change.
when we read her experiment we can see that color changed to blue, it is because new products are formed. And the temperature cause this.
Answer:
DNA consists of molecules called nucleotides. Each nucleotide comprises a group of phosphates, a group of sugars and a base of nitrogen. The four forms of nitrogen bases are adenine (A), thymine (T), guanine (G) and cytosine (C). The sequence of these bases defines the DNA instructions or genetic code.
Noble gases are known for having a full outer shell of electrons which helium has as it has two electrons its first electron shell is completely filled
Graphite is a not metal because of the lack of the properties
- Metals are ductile but graphite is not ductile
- Metals are meleable but graphite is not meleable
- metal are sonorous but. graphite is not sonorous
- Metal are lustrous but graphite is not lustrous
Graphite contains only one property of metal
- metal is a good conductor of electricity but its a exception.
Because of all that reasons graphite is not included in metalloid.
Hope it helps u mate
Answer:
sugar is mainly responsible for growth of yeast, but in BG11 medium there is no sugar
Explanation: