Explain what are enzymes?

1110

---

Explain the function of mitochondria?

1016

---

Explain the secondary structure of proteins?

920

---

What group of elements were called the inert gases?

1074

---

How tripod is used?

1087

---

Define a substituted hydrocarbon?

1022

---

Explain why do some medications contain hcl?

1096

---

What is the atomic number?

946

---

Explain the difference in the modern periodic table and mendeleevs table?

931

---

How are atoms of the isotopes different from one another? Two isotopes of carbon are carbon-12 and carbon-14.

953

---

Explain the chemical formula for dichromate?

1019

---

Name the branch of chemistry that deals with the relationship between electricity and chemical reactions?

1140

---

Tell me the common name of the molecule dihydrogen dioxide?

987

---

Explain the difference between the law of multiple proportions and the law of definite proportions?

970

---

Explain how can you tell if there is a dipole moment or not?

990

---